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': 'Which drug is contraindicated in pregnancy ? \nSelect and explain. \nA. Methyldopa, B. Hydralazine, C. Captopril, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Captopril', 'role': 'assistant'}]