Which of the Following Would Count as Evidence in Favor

Multiple Choice

Which of the following would count as evidence in favor of a genetic influence on a behavior?

A) Dizygotic twins resemble each other in this behavior more than monozygotic twins do.
B) Dizygotic twins resemble each other in this behavior exactly as much as monozygotic twins do.
C) Adopted children resemble their biological parents in this behavior.
D) Children's behaviors resemble those of their mothers more than those of their fathers.