Which of the following correlations of intelligence level would provide evidence for an environmental influence on intelligence?
A)Brothers and sisters who have high intelligence
B)Children and their parents who all have low intelligence
C)Adopted children and their adoptive parents who have high intelligence
D)Adopted children and their biological parents who have low intelligence

Question

Quizplus · Accepted Answer

Adopted children and their adoptive parents having high intelligence suggests an environmental influence, as the children are not biologically related to the parents, indicating that the environment provided by the adoptive parents may have contributed to the children's intelligence.

Which of the Following Correlations of Intelligence Level Would Provide