What’s an activity comment?
An activity comment is any content you submit to the comments section of the activity feed, your timeline or another member’s timeline when you respond to an activity post. It may contain text, links, photos, files, and GIFs. To publish an activity comment, enter your content in the update form and click the “Post” button to submit it. Your comments will appear in the comments section of the activity feed as well as on your or another member’s timeline.