Research indicates that a face’s symmetry is a reliable predictor of how attractive it is seen to be. An evolutionary psychology explanation for this finding would be that: a) symmetrical faces remind us of ourselves and therefore elicit positive feelings. b) symmetry is a sign of health and that a potential mate has good genes. c) "Western" cultures place a greater emphasis on physical attractiveness than do "Eastern" cultures. d) All of the above

After 20 minutes of waiting outside the baggage claim area for your friend to pick you up, you decide to go inside the airport terminal and phone her. standing a short distance from you is a kind-looking older woman. "would you mind watching my luggage so i can go make a quick phone call? " you ask politely. "i'd be happy to watch it for you," she replies, "my ride is not coming for another half-hour." when you return less than five minutes later, the old lady and your luggage (including your laptop) are gone. this example illustrates one of the problems associated with: ethnocentrism. the "feel good, do good" effect. the rule of reciprocity. an implicit personality theory.