Bandura's Study of Aggression in Which Children Watched a Film

Bandura's study of aggression in which children watched a film in which an aggressive model was either rewarded or punished:

A) children engaged in more aggressive behaviour after watching an aggressive model who was not punished
B) children engaged in less aggressive behaviour after watching an aggressive model who was not punished
C) children said that they disapproved of the aggression, whether or not the model was punished
D) children were more likely to copy the behaviour of the model if the model smiled rather than scowled
E) both a and c