Principles of cognitive consistency and persuasion have been shown to apply across all cultures with little variation

Ingroup and outgroup bias is beneficial from an evolutionary perspective because they promote:

a. conflict among groups. b. bonds among people in the same group. c. diversity within groups. d. prejudice and discrimination.

According to the authors of your text, when Bibb Latané and John Darley began to seriously consider why no one helped Kitty Genovese during her brutal attack, they hypothesized that the explanation was that

a. New Yorkers are all apathetic. b. no one witnessed the attack. c. witnesses knew they would not be reinforced for reporting the crime. d. when many witness a crime, people assume someone else will call for help.