Results from family, twin, and adoption studies strongly suggest that
A) experience exerts the strongest influence on human behavior.
B) genetics exerts the strongest influence on human behavior.
C) genetics and experience jointly influence human behavior.
D) neither genetics nor experience exert an influence on human behavior.

Question

Quizplus · Accepted Answer

Family, twin, and adoption studies have shown that both genetic and environmental factors play a role in determining human behavior. However, it is the interaction between the two that ultimately determines behavior. Therefore, choice C is the best answer.

Results from Family, Twin, and Adoption Studies Strongly Suggest That