Kellan wants to shop at express for the new school year, but because all of his friends shop at pacific sun, kellan does as well. kellan's behavior is an example of:

Kellan's behavior is an example of "conformity".

Conformity is a kind of social impact including an adjustment in conviction or conduct so as to fit in with a gathering.  

This change is in light of real (including the physical nearness of others) or imagined (including the weight of social standards/desires) group pressure.

Conformity can likewise be essentially characterized as “yielding to group pressures”. Group pressure may take distinctive structures, for instance tormenting, influence, prodding, feedback, and so forth. Conformity is otherwise called dominant majority influence (or group pressure).

answer; no longer than a reasonable period of time;

i do not know the question, but all of the above are correct; ///good luck;