Which of the Following Is a True Statement About the Origins

Multiple Choice

Which of the following is a true statement about the origins of sexual orientation?

A) There is no evidence to support brain differences in heterosexual or homosexual persons.
B) Having a homosexual twin does not make one more likely to be a homosexual.
C) Birth order is not related to the development of homosexuality in females.
D) Later-born males are exposed to higher levels of prenatal testosterone and thus are less likely to be gay.