Group selection as an explanation for altruistic behavior would argue that ____
a. individuals are more likely to reproduce when stress is low
b. individuals pick their groups based on how altruistic they are
c. cooperative groups thrive better than do uncooperative groups
d. society benefits as a whole when individuals help each other
c
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Suppose that you are an advertiser, and a television station has told you that you can select the TV program in which you want your advertisement to appear. According to the research on long-term memory, you want your ad to appear in a program that is
a. emotionally neutral. b. mildly unpleasant. c. a violent cartoon show. d. a violent news program.
Greta's child has hyperactivity, attentional difficulties, and suffers from mental retardation. If these defects can be traced to a teratogen used by Greta when she was pregnant, which was she most likely abusing?
a. nicotine b. cocaine c. marijuana d. alcohol e. caffeine