With no explanation, chose the best option from "A" or "B". John enjoys participating in the comments section of youtube videos and sees an opinion of a video posted that he does not agree with. John wants to respond to the opinion.

A: John replies to the comment, laying out a well-reasoned case for why John has a different opinion.
B: John replies to the comment, calling the other poster a big dumb idiot and telling them their opinion sucks.
A.