This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and Reproduction, Subject name: Physiology
[{'content': 'Growth hormone secretion, true is: \nSelect and explain. \nA. Continuous secretion, B. Stimulated by somatostatin, C. Stimulated by cortisol, D. Stimulated by exercise', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) Stimulated by exercise(Ref: Ganong, 25th ed/p.325)Growth hormone secretion is pulsatileCortisol and somatostatin inhibit growth hormone secretionExercise increases growth hormone secretion', 'role': 'assistant'}]