This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Physiology
[{'content': 'Ovary produces all except \nSelect and explain. \nA. Gonadotropin, B. Testosterone, C. Estrogen, D. Inhibin B', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Gonadotropin is any hormone having a stimulating effect on the gonads. Two such hormones are secreted by the anterior pituitary gland: follicle-stimulating hormone and luteinizing hormone, both of which are active, but with differing effects, in the two sexes. Called also gonadotropic hormone.Ref: Ganong&;s review of medical physiology; 24th edition; page no:-324', 'role': 'assistant'}]