Researchers have found that the scores of adopted children are moderately related to the scores of their adoptive parents (+.19) and moderately related to the scores of their biological parents. Based on these findings, your textbook suggests that the most appropriate interpretation would be
A) Heredity plays a much stronger role than environment in the development of intelligence.
B) Environment plays a much stronger role than heredity in the development of intelligence.
C) Heredity and environment are equally important.
D) The nature/nurture question is not a simple one to answer.
I don't think that students will see that C is wrong based on the data.

Question

Quizplus · Accepted Answer

The fact that the scores of adopted children are moderately related to both their adoptive and biological parents suggests that both heredity and environment play a role in the development of intelligence. This means that the nature/nurture question is not a simple one to answer, and that a combination of factors likely contribute to intelligence development.

Researchers Have Found That the Scores of Adopted Children Are