Damaris Just Told Her Mother That She Is Bisexual

Damaris just told her mother that she is bisexual. Her mother didn't take her seriously, and said, "You're just rebelling and trying to shock me. You'll be back with a boy soon." Damaris knows that current research shows that bisexuality is:

A) a stepping stone to homosexuality.
B) a stable orientation that involves attraction to both sexes.
C) always experimental and eventually leads to either a heterosexual or homosexual orientation.
D) more common in men than in women.