In the Study in Which a Confederate Pretended to Be

In the study in which a confederate pretended to be having an epileptic seizure:

A) participants in the three person groups reported the emergency more often and more quickly than did participants in the six person groups
B) participants in the three person groups reported the emergency more often and more quickly than did participants in the two person groups
C) there was no effect of group size on response rate, since all participants interacted only through an intercom, and therefore there was no bystander effect
D) lack of responding was attributed to ambiguity of the situation
E) lack of responding was attributed to fear of looking foolish