[Solved] When Rick uses a common resource and diminishes other people's enjoyment of it, he creates A)a free rider problem. B)an externality. C)a nonrenewable resource. D)general knowledge. May's Love Types: A concept by psychologist Rollo May that categorizes the different dimensions or types of love, such as erotic, agape, and philia. Ergs: Basic innate drives or impulses that motivate behavior, often used in the context of psychoanalytic theory. Attitudes: Enduring sets of beliefs or feelings about people, objects, or ideas that predispose individuals to respond in certain ways. Learned Helplessness: A condition in which a person suffers from a sense of powerlessness, arising from a traumatic event or persistent failure to succeed, characterized by the belief that one's actions have no effect on outcomes.