Do you know the difference between an "answer" and a "comments"?

Question

Hi,
I am confusion about "answer" and "comments".Do you know the difference between an "answer" and "comments"?If you know then give your answer here...........................

Answer 1

Hello,
I think answer means direct speech and comments means express different opinion on answer.Answers cost money.  Comments are free - there is no charge to the asker of a question for comments posted to their question.

Thanks.....................