A Worldwide Survey of Intelligence Test Scores Showed That There

question 183

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 environmental influences on IQ scores because:

• A) the amount of time involved is far too short for genetically influenced changes to have occurred.
• B) genetics make little or no contribution to IQ scores.
• C) evolution only occurs in nonhuman animals.
• D) the amount of time involved is far too long for genetically influenced changes to have occurred.

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