[Solved] A drop in basal metabolic rate is most likely to result from A) high testosterone levels. B) a semistarvation diet. C) erotic plasticity. D) excess leptin. Phallic Stage: A phase in Freudian psychosexual development during which a child's focus of pleasure is on the genital area. Binge Eating: Consuming large amounts of food in a short time period, often accompanied by feelings of loss of control. Oral Stage: Freud's first psychosexual development stage, where an infant's pleasure centers are located in the mouth. Chain-Smokes: The habit of smoking cigarettes successively, lighting each one from the stub of the last.