This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'Drug of choice of ovulation induction in PCOD patients \nSelect and explain. \nA. Tamoxifen, B. Clomiphene, C. Raloxifene, D. Metformin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Clomiphene citrate is drug of choice for ovulation induction in PCOD patients.', 'role': 'assistant'}]