In two investigations, African-American children adopted into economically well-off European-American homes during the first year of life ________.
A. attained scores no different from those of children who remained in low-SES homes.
B. attained mean IQs below 95 in middle childhood
C. attained mean IQs of 110 and 117 by middle childhood
D. showed gains in IQ in early childhood, but their IQs dropped by adolescence
Answer: C
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