Kinship correlations of IQ increase when their biological relatedness increases. This fact supports the view that intelligence is influenced by

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The fact that kinship correlations of IQ increase when biological relatedness increases suggests that IQ is influenced by heredity, rather than shared environmental experiences or nonshared environmental experiences. The option D about nutrition is not related to the given fact.

Kinship Correlations of IQ Increase When Their Biological Relatedness Increases