[Solved] Candace and Donovan have always enjoyed hiking and mountain climbing. Even though she and Donovan are both 57 years old, she is more cautious about activities with a high risk of falling. Candace knows: A) the rate of bone density loss begins fast and then decelerates. B) by the end of early adulthood, bones break more easily and heal more slowly. C) peak functioning of the body's joints occurs in the sixties. D) women lose bone mass twice as fast as men do. Heterosexual Couples: Romantic partnerships between individuals of opposite sex, typically involving sexual and emotional relationships. Erotic Pictures: Images intended to provoke sexual arousal. Sexual Orientation: A person's emotional, romantic, or sexual attraction to individuals of a certain gender. Erotic Plasticity: The degree to which an individual's sex drive can be changed by societal or environmental factors.