3. A key belief of the Sambia is:

a. People are born gay and become straight with experience.

b. There are no differences between women and men, so both women and men engage in warfare.

c. The primary purpose of sexual activity is for pleasure, and they try to maximize the amount of pleasure for each person.

d. Heterosexual intercourse and pregnancy are not related.

e. Boys are born female and become male by acquiring semen.