Cummings and Colleagues Found That Child Bystanders Intervened in Bullying

Cummings and colleagues found that child bystanders intervened in bullying incidents for which of the following reasons?

A) Boys were motivated by a high sense of self-efficacy.
B) Girls were motivated by high levels of empathy and had lower levels of pro-bully attitude.
C) Both boys and girls were motivated by a sense of social justice.
D) Both boys and girls were motivated according to adult social expectation.