Well, you don't exactly comment per se. You click "answer" or go to someone else's answer and click reply (not sure the exact labelling but it's something along those lines).
Edit: It says "add your comment to this answer here", not "reply."
Young writers can help man C. Succeed
Answer:
The English class will only start on Wednesday.
The answer is A. Rubrics are often organized as grids.
D, because it compares using like
