Allison Is a Very Sweet,intelligent,amicable Person

Allison is a very sweet,intelligent,amicable person.However,Joe hears from her ex-boyfriend that she is hard to get along with and very snobby.According to research on the self-fulfilling prophecy,

A) Joe acts in a neutral way toward Allison,even though he has heard bad things about her.
B) Joe acts in an unfriendly way toward Allison.This in turn causes Allison to act unfriendly toward Joe,and Joe to believe that her ex-boyfriend was right about her.
C) Joe acts in an unfriendly way toward Allison,yet he finds her to be very amicable and decides that her ex-boyfriend must not know her very well.
D) Joe acts in a friendly way toward Allison even though he has heard bad things about her,and finds her to be much friendlier than her ex-boyfriend said she was.