[Solved] Sylvia prefers to alternate several weeks of high sexual activity with several weeks of very little sexual activity. Sylvia' preference best illustrates A) a heterosexual orientation. B) erotic plasticity. C) a paraphilia. D) a sexual dysfunction. Fluid Intelligence: The skill of logically addressing and resolving challenges in unfamiliar scenarios without the aid of existing knowledge. Adult Years: This phase of human life follows adolescence and spans the period from the early 20s to old age, characterized by mature cognitive, emotional, and social development. Menopause: The period in a woman's life, typically occurring between 45 and 55, when she stops menstruating. Societal Views: The collective opinions, beliefs, and attitudes of a society or community towards various topics or issues.