[Solved] The fair pair refers to: A) allowing the student to select his or her own reward. B) punishing the student only when the student agrees that he or she deserves to be punished. C) the process of selecting a behavior that will decrease in the presence of a reinforcer. D) the assumption that if you are going to decrease an inappropriate behavior, an appropriate behavior should be taught in its place. Masturbation: The self-stimulation of one's genitals for sexual pleasure, often leading to orgasm. Autoeroticism: null Intrapersonal: Relating to or involving analysis of one's own feelings or thoughts. Slim And Muscular: Describes a physical body type characterized by low body fat and well-defined muscles.