Zajonc and colleagues found that cockroaches performed worse in the presence of other cockroaches and better by themselves when tested in a complex maze. Their findings support the idea that _________ leads to increased arousal

Suppose that a man is a member of a social group that is stereotypically expected to lack a specific type of ability. When the man takes a test he knows is designed for that ability, he is likely to perform ________, demonstrating an effect known as ____

a. poorly; stereotype threat b. poorly; culture bias c. better than expected; stereotype reversal d. better than expected; culture reversal

According to Batson's empathy-altruism theory, which of the following people is most likely to give money to a homeless person?

a. Erin, who feels empathy for the homeless person b. Bill, who wants to impress his date by helping the homeless person c. Jack, who is related to the homeless person d. Both Erin and Bill