7. two psychology students are in a heated discussion about the nature of prejudice. mavis insists that that when people get their identity from membership in a political action group, they will generally express ethnocentrism. martin argues that with or without ethnocentrism, social identity based in group membership is inevitably associated with the demonization of minority groups. who is correct? a. both mavis and martin are correct. b. neither mavis nor martin is correct. c. mavis is correct. d. martin is correct.