Scarr and Weinberg compared the IQs of disadvantaged African-American children adopted into white, middle-class families with those of their white siblings, comparable children raised in the African-American community, and the national norms.Which statement best describes their findings regarding the IQs of the African-American adoptees?

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Scarr and Weinberg found that the IQs of disadvantaged African-American children adopted into white, middle-class families were significantly higher than the national average, demonstrating the impact of environment on intelligence.

Scarr and Weinberg Compared the IQs of Disadvantaged African-American Children