[Solved] Which of the following is the definition of an essential fatty acid? A) any fatty acid that the body needs B) any fatty acid that contains more than 14 carbon atoms C) any fatty acid that the body needs, but which it cannot synthesize D) any fatty acid that the body needs and which it must synthesize 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.