[Solved] Allocative efficiency occurs when A) we cannot produce more of any good without giving up some other good that we value more highly. B) we cannot produce more of any one good without giving up some other good. C) marginal benefit exceeds marginal cost. D) opportunity costs are decreasing. Instinctual Demands: Innate impulses or drives that motivate behavior without the need for conscious thought or social learning. Mental Image: An experience that resembles visual perception in the absence of external stimuli, involving the imagination or memory of visual representations. Sexual Instinct: A primal drive or impulse related to sexual desires and activities. Erotic Sexuality: Aspects of sexuality that involve sexual desire, fantasies, and behaviors that seek pleasure and intimacy.