All Except One of the Following Was a Finding of the Study

All except one of the following was a finding of the study by the Italian team, Bandura, and Zimbardo (2000) on pro-socialness and aggressiveness? Which was NOT a finding of that study?

A) Aggressiveness had no effects on academic achievement.
B) Prosocialness had a direct, positive effect on academic achievement.
C) Early academic achievement was unrelated to later academic achievement.
D) Prosocialness was unrelated to popularity.