A Social Movement

A social movement:

A) is a collectivity of individuals acting together to promote or resist change within the group or society to which they belong
B) is any action that is cumulative, such that certain behaviors are possible only after the ground work has been set by prior actions
C) may involve rational or irrational action, depending upon the focal point of the collective behavior
D) occurs in one form or another any time a crowd of people assembles
E) requires the support of people in positions of power in order to be successful