Adoption studies reveal that __________
A) adopted children show a significant decline in IQ across middle childhood and adolescence, regardless of rearing conditions
B) children of low-IQ biological mothers adopted at birth by parents who are well above average in income and education do as well as children of high-IQ biological mothers placed in similar adoptive homes
C) genetic factors play a much greater role in IQ than environmental factors but have been overlooked in heritabilities, which typically underestimate genetic influences
D) children of low-IQ biological mothers adopted at birth by parents who are well above average in income and education score above average in IQ during the school years
Answer: D
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a. sixteenth-century Paris, France b. prehistoric times c. ancient Greece d. the Dark Ages
In a classic study involving students living in an apartment complex, Festinger and his colleagues (1950) found they could predict the likelihood of a friendship forming by noting:
a. proximity b. similarity c. reciprocity d. complementarity
Janet thinks that a stranger is probably jolly because he is overweight. This is an example of __________ according to social-cognitive theory
a. the collective unconscious c. expectancies b. ego identity d. archetypes