[Solved] Which of the theories promotes the existence of a "death gene" that is programmed to direct the body to deteriorate and die? A)wear-and-tear theories B)inevitable death theories C)life expectancy theories D)genetic programming theories of aging Classical Conditioning: A learning process that occurs when two stimuli are repeatedly presented together, resulting in a conditioned response to a previously neutral stimulus. Voyeurism: The practice of gaining sexual pleasure from observing others when they are naked or engaged in sexual activity. Rational-emotive Therapist: A mental health professional who practices Rational-Emotive Behavior Therapy (REBT), focusing on identifying and changing irrational beliefs. Negative Self-image: A subjective view of oneself that is critically poor, flawed, or fundamentally negative, often leading to low self-esteem.