What does the author try to prove by citing "what kind of impres

What does the author try to prove by citing "what kind of impression am I making? （Par

A.Shy people benefit from their caring about their appearance.

B.People's shyness made them care too much about their appearance and actions.

C.It's natural that shy people don't believe other's compliments.

D.Shy people think they are different from others.

正确答案是B