In Order to Reduce Dissonance After Buying a Particular Brand

In order to reduce dissonance after buying a particular brand of car, you seek out people that agree with your decision, and try to persuade some friends, who are yet to make up their minds, to buy the same brand. This is called:

A) discrepant behaviour
B) selective exposure to information
C) social support
D) the consistency principle
E) downgrading the importance of consonant information