According to Freud's "iceberg" metaphor, the unconscious is the tip of the iceberg

Seiko suffers from an eating disorder characterized by frequent binges. We can be reasonably certain that she

a. suffers from bulimia nervosa. b. suffers from either bulimia nervosa or anorexia nervosa of the binge-eating/purging type. c. also purges. d. does not purge.

Evolutionary psychologists and sociobiologists would be most likely to agree that:

a. the study of nonhuman species is an effective method in exploring the evolution of human characteristics. b. human males and females differ in their sexual strategies and practices. c. the study of human dating and mating practices around the world is the most effective method in exploring sexual strategies. d. the sexual behavior of the female does not seem to depend on the goal of fertilization because pregnant females continue to have sex.