Evolutionary theorists speculate that our unique capacity to act prosocially toward genetic strangers originated
A) when man began walking upright.
B) several million years ago.
C) about 500 years ago.
D) during the Reformation.
B
Psychology
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Classical conditioning is a form of learning in which an organism learns a new association between
a. a stimulus and a response. b. a response and a stimulus. c. two responses. d. two stimuli.
Psychology
Which of the following statements about anorexia nervosa is true?
A) Anorexia nervosa is equally common in all SES groups. B) Although being anorexic is unhealthy, it is rarely fatal. C) About 10 percent of North American and Western European teenagers are affected. D) Boys account for less than 1 percent of anorexia cases.
Psychology