In the Study About Littering, Cialdini, Reno, and Kallgren Found

In the study about littering, Cialdini, Reno, and Kallgren found that gender:

A) played a major role with males littering more in all five studies.
B) played a minor role with males littering more in two studies.
C) played a major role with young females littering the most.
D) played no role because the rates were the same for males and females in all five studies.