Okay, I was able to do the following:
“…eliminate: the Share section, the View Full Profile link under Instructors, Instructors changed to Instructor (singular)…”
By editing the course-content-overview.php file and commenting those out with <!– and –>.
Still having trouble with Archives and Meta appearing on my Courses page, and I haven’t found what I need to comment out on the course overview page to eliminate “This entry was posted in. Bookmark the permalink”.