Which of the Following Statements About Bisexuality Is FALSE

Which of the following statements about bisexuality is FALSE?

A) Persons who have had sexual experiences with both sexes may not identify themselves as bisexuals.
B) Bisexual individuals often feel stigmatized by both heterosexual and homosexual people.
C) Most self-identified bisexuals alternate sexual contacts with men one night and women the next.
D) Research has found that bisexuality is not typically a "transitional stage" between heterosexuality and homosexuality.