The Catharsis Hypothesis Suggests That Providing People with an Opportunity

The catharsis hypothesis suggests that providing people with an opportunity to express aggressive impulses in a safe manner will decrease their tendencies to engage in unacceptable forms of aggressive behavior.What does research on this hypothesis demonstrate/suggest?

A) Catharsis is effective with adults but not with children.
B) Catharsis is effective with children but not with adults.
C) Catharsis decreases inappropriate aggressive behavior.
D) Catharsis has no effect on aggressive behavior.
E) Catharsis may actually increase aggressive behavior.