Chloe debated for a long time about whether to take a psychology or a sociology course, both of which looked interesting. She finally chose the psychology course. Now, because she is experiencing , she raves about the psychology course to her friends.

postdecision dissonance        

Explanation:

Post-decision dissonance: In psychology, the term "post-decision dissonance" is referred to as one of the categories of cognitive dissonance. An individual who experiences post-decision dissonance encounters distress that generally arises once he or she makes a specific decision about something. According to psychologists, whenever an individual makes a decision related to something which is considered as desirable for the person causes dissonance.

In the question above, Chloe is experiencing "post-decision dissonance".

manifest functions are the recognized and intended consequences of any social pattern, while latent functions are those unrecognized and unintended consequences. to analyze the manifest functions of any social institution, we have to study its contribution to the continuation of a group, community, or society.