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A Worldwide Survey of Intelligence Test Scores Showed That There

Question 30

Multiple Choice

A worldwide survey of intelligence test scores showed that there were significant gains in average IQ scores in 14 nations in just one generation. These results provide support for:


A) the effect of racial characteristics on IQ scores.
B) environmental influences on IQ scores.
C) genetic influences on IQ scores.
D) the effect of diet on IQ scores.

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