[Solved] All of the following behaviors will compromise your immune system's ability to fight infections EXCEPT A)not getting enough sleep. B)eating junk food. C)excessive alcohol consumption. D)exercising regularly. Bisexual Attractions: Bisexual Attractions describe a person's romantic or sexual attraction to more than one gender, not exclusively to people of a different sex or the same sex. Erotic Plasticity: The degree to which an individual's sex drive and sexual preferences are shaped by cultural, social, and situational factors. Heterosexual Couples: Romantic partnerships between individuals of opposite sex, typically involving sexual and emotional relationships. Erotic Pictures: Images intended to provoke sexual arousal.