This is where you can review comments on your WordPress site.
You can approve or unapproved a comment. Approving a comment will allow is to be displayed on the page. If you have unapproved a comment it will be taken off the page.
The name, e-mail, URL of the person commenting, and connect of the comment can be edited.
If you believe the comment is spam or may contain spam you can mark is as spam.
Note: Comment marked as spam can also be deleted.
If you do not like a comment you can send the comment to Trash or permanently delete it.
For more information about WordPress Comments click here https://codex.wordpress.org/Comments_in_WordPress.