Mobile user reports unable to access dropdown options

A user reports they can’t access the dropdown options on mobile. I have tested on iOS, but this may be an android user.

### WordPress Environment ###

WordPress address (URL): https://thrownstone.org
Site address (URL): https://thrownstone.org
WC Version: 3.6.2
Log Directory Writable: ?
WP Version: 5.2
WP Multisite: –
WP Memory Limit: 768 MB
WP Debug Mode: –
WP Cron: ?
Language: en_US
External object cache: –

### Server Environment ###

Server Info: Apache
PHP Version: 7.2.18
PHP Post Max Size: 128 MB
PHP Time Limit: 120
PHP Max Input Vars: 1000
cURL Version: 7.59.0
OpenSSL/1.0.2r

SUHOSIN Installed: –
MySQL Version: 5.6.40-84.0-log
Max Upload Size: 128 MB
Default Timezone is UTC: ?
fsockopen/cURL: ?
SoapClient: ?
DOMDocument: ?
GZip: ?
Multibyte String: ?
Remote Post: ?
Remote Get: ?

### Database ###

WC Database Version: 3.6.2
WC Database Prefix: wpx6_
MaxMind GeoIP Database: ?
Total Database Size: 58.02MB
Database Data Size: 45.78MB
Database Index Size: 12.24MB
wpx6_woocommerce_sessions: Data: 0.10MB + Index: 0.01MB
wpx6_woocommerce_api_keys: Data: 0.00MB + Index: 0.01MB
wpx6_woocommerce_attribute_taxonomies: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_downloadable_product_permissions: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_order_items: Data: 0.05MB + Index: 0.03MB
wpx6_woocommerce_order_itemmeta: Data: 0.53MB + Index: 0.34MB
wpx6_woocommerce_tax_rates: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_tax_rate_locations: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_shipping_zones: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_shipping_zone_locations: Data: 0.00MB + Index: 0.01MB
wpx6_woocommerce_shipping_zone_methods: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_payment_tokens: Data: 0.00MB + Index: 0.00MB
wpx6_woocommerce_payment_tokenmeta: Data: 0.00MB + Index: 0.01MB
wpx6_woocommerce_log: Data: 0.00MB + Index: 0.00MB
wpx6_commentmeta: Data: 0.02MB + Index: 0.03MB
wpx6_comments: Data: 1.52MB + Index: 0.59MB
wpx6_ewwwio_images: Data: 0.21MB + Index: 0.10MB
wpx6_failed_jobs: Data: 0.00MB + Index: 0.00MB
wpx6_gdbc_attempts: Data: 0.09MB + Index: 0.02MB
wpx6_itsec_distributed_storage: Data: 0.02MB + Index: 0.02MB
wpx6_itsec_fingerprints: Data: 0.02MB + Index: 0.03MB
wpx6_itsec_geolocation_cache: Data: 0.02MB + Index: 0.03MB
wpx6_itsec_lockouts: Data: 0.00MB + Index: 0.01MB
wpx6_itsec_logs: Data: 2.02MB + Index: 0.09MB
wpx6_itsec_temp: Data: 0.01MB + Index: 0.02MB
wpx6_links: Data: 0.02MB + Index: 0.02MB
wpx6_mailchimp_carts: Data: 0.00MB + Index: 0.00MB
wpx6_mc4wp_log: Data: 0.05MB + Index: 0.00MB
wpx6_nf_objectmeta: Data: 0.00MB + Index: 0.00MB
wpx6_nf_objects: Data: 0.00MB + Index: 0.00MB
wpx6_nf_relationships: Data: 0.00MB + Index: 0.00MB
wpx6_ninja_forms_fav_fields: Data: 0.02MB + Index: 0.00MB
wpx6_ninja_forms_fields: Data: 0.00MB + Index: 0.00MB
wpx6_options: Data: 2.33MB + Index: 0.14MB
wpx6_postmeta: Data: 10.52MB + Index: 8.95MB
wpx6_posts: Data: 27.52MB + Index: 1.11MB
wpx6_queue: Data: 0.00MB + Index: 0.00MB
wpx6_termmeta: Data: 0.02MB + Index: 0.03MB
wpx6_terms: Data: 0.02MB + Index: 0.03MB
wpx6_term_relationships: Data: 0.11MB + Index: 0.05MB
wpx6_term_taxonomy: Data: 0.02MB + Index: 0.03MB
wpx6_usermeta: Data: 0.25MB + Index: 0.27MB
wpx6_users: Data: 0.02MB + Index: 0.05MB
wpx6_vtprd_purchase_log: Data: 0.00MB + Index: 0.00MB
wpx6_vtprd_purchase_log_product: Data: 0.00MB + Index: 0.00MB
wpx6_vtprd_purchase_log_product_rule: Data: 0.00MB + Index: 0.00MB
wpx6_wc_download_log: Data: 0.02MB + Index: 0.03MB
wpx6_wc_product_meta_lookup: Data: 0.05MB + Index: 0.09MB
wpx6_wc_quick_donation: Data: 0.00MB + Index: 0.00MB
wpx6_wc_webhooks: Data: 0.02MB + Index: 0.02MB
wpx6_wpmelon_advbedit_temp: Data: 0.02MB + Index: 0.00MB
wpx6_yoast_seo_links: Data: 0.14MB + Index: 0.05MB
wpx6_yoast_seo_meta: Data: 0.02MB + Index: 0.02MB

### Post Type Counts ###

acf: 2
acf-field: 6
acf-field-group: 2
amn_exact-metrics: 1
attachment: 459
customize_changeset: 5
custom_css: 1
feedback: 147
jetpack_migration: 2
mc4wp-form: 2
nav_menu_item: 23
oembed_cache: 9
page: 44
partner: 1
partners: 34
person: 49
post: 56
product: 168
product_variation: 44
pys_event: 2
revision: 3397
safecss: 1
scheduled-action: 18
shop_coupon: 33
shop_order: 726
shop_order_refund: 33
ticket-meta-fieldset: 2
tribe_events: 64
tribe_organizer: 1
tribe_rsvp_attendees: 11
tribe_rsvp_tickets: 1
tribe_venue: 8
tribe_wooticket: 1389
wcqd_project: 1
wpcf7_contact_form: 3

### Security ###

Secure connection (HTTPS): ?
Hide errors from visitors: ?

### Active Plugins (41) ###

WPBruiser: by Mihai Chelaru – 3.1.28
Advanced Custom Fields: by Elliot Condon – 5.8.0
Akismet Anti-Spam: by Automattic – 4.1.1
WP AutoTerms: by WP AutoTerms – 2.2.6
iThemes Security: by iThemes – 7.3.3
Classic Editor: by WordPress Contributors – 1.5
Contact Form 7: by Takayuki Miyoshi – 5.1.1
Custom Post Type UI: by WebDevStudios – 1.6.1
Display PHP Version: by David Gwyer – 1.5
Event Tickets Plus: by Modern Tribe
Inc. – 4.10.3

Event Tickets: by Modern Tribe
Inc. – 4.10.4.4

The Events Calendar PRO: by Modern Tribe
Inc. – 4.7.1

Gmail SMTP: by naa986 – 1.1.8
Google Analytics Dashboard for WP (GADWP): by ExactMetrics – 5.3.8
Jetpack by WordPress.com: by Automattic – 7.3.0
HubSpot All-In-One Marketing – Forms, Popups, Live Chat: by HubSpot – 7.4.1
Mailchimp for WordPress: by ibericode – 4.5.2
Make Plus: by The Theme Foundry – 1.9.17
MailChimp for WordPress – Premium: by ibericode – 4.5.7
Minimalist Twitter Widget: by Impression11 Ltd – 1.5
PixelYourSite: by PixelYourSite – 7.0.4
Post Expirator: by Aaron Axelsen – 2.3.1.1
Public Post Preview: by Dominik Schilling – 2.8.0
Quick Page/Post Redirect Plugin: by anadnet – 5.1.8
SG Optimizer: by SiteGround – 5.1.2
The Events Calendar: by Modern Tribe
Inc. – 4.9.1.1

Event Tickets Plus Extension: Enhance Woo Order Templates: by Modern Tribe
Inc. – 1.0.1 – Not tested with the active version of WooCommerce

User Switching: by John Blackbourn & contributors – 1.5.0
Where Did You Hear About Us Checkout Field for WooCommerce: by Wooassist – 1.0.1 – Not tested with the active version of WooCommerce
WooCommerce Dynamic Pricing & Discounts: by RightPress – 2.2.10 – Not tested with the active version of WooCommerce
WooCommerce Blocks: by Automattic – 2.0.1
WooCommerce Advanced Bulk Edit: by George Iron – 4.4.1 – Not tested with the active version of WooCommerce
WooCommerce Colors: by WooThemes – 1.0.7 – Not tested with the active version of WooCommerce
WooCommerce Stripe Gateway: by WooCommerce – 4.1.16
WooCommerce Google Ads Conversion Tracking: by Wolf+B?r Agency – 1.5.2
WooCommerce Google Analytics Integration: by WooCommerce – 1.4.9
WooCommerce Name Your Price: by Kathy Darling – 2.9.5
WooCommerce Smart Coupons: by StoreApps – 4.0.3 – Not tested with the active version of WooCommerce
WooCommerce Square: by WooCommerce – 1.0.37
WooCommerce: by Automattic – 3.6.2
Yoast SEO: by Team Yoast – 11.1.1 – Not tested with the active version of WooCommerce

### Inactive Plugins (4) ###

Crowdfunding for WooCommerce: by Algoritmika Ltd – 3.0.0
HappyForms: by The Theme Foundry – 1.8.6
User Role Editor: by Vladimir Garagulya – 4.50.2
WooCommerce Services: by Automattic – 1.20.0

### Must Use Plugins (1) ###

Health Check Disable Plugins: by – 1.1

### Settings ###

API Enabled: ?
Force SSL: ?
Currency: USD ($)
Currency Position: left
Thousand Separator: ,
Decimal Separator: .
Number of Decimals: 2
Taxonomies: Product Types: external (external)
grouped (grouped)
simple (simple)
variable (variable)

Taxonomies: Product Visibility: exclude-from-catalog (exclude-from-catalog)
exclude-from-search (exclude-from-search)
featured (featured)
outofstock (outofstock)
rated-1 (rated-1)
rated-2 (rated-2)
rated-3 (rated-3)
rated-4 (rated-4)
rated-5 (rated-5)

Connected to WooCommerce.com: ?

### WC Pages ###

Shop base: #4 – /shop/
Cart: #5 – /cart/
Checkout: #6 – /checkout/
My account: #7 – /my-account/
Terms and conditions: ? Page not set

### Theme ###

Name: Make (child theme)
Version: 1.1.0
Author URL: https://thethemefoundry.com
Child Theme: ?
Parent Theme Name: Make
Parent Theme Version: 1.9.25
Parent Theme Author URL: https://thethemefoundry.com
WooCommerce Support: ?

### Templates ###

Overrides: –

### Action Scheduler ###

Complete: 17
Oldest: 2019-04-17 22:44:43 -0400
Newest: 2019-05-08 22:52:49 -0400

Pending: 1
Oldest: 2019-05-15 22:52:49 -0400
Newest: 2019-05-15 22:52:49 -0400

Canceled: 0
Oldest: –
Newest: –

In-progress: 0
Oldest: –
Newest: –

Failed: 0
Oldest: –
Newest: –

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The page I need help with: [log in to see the link]