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: Psychiatry
[{'content': 'True about major depressive disorder \nSelect and explain. \nA. Commonly seen in female, B. Family H/O major depression, C. Associated with hypothyroidism, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A i.e. Commonly seen in female; C i.e. Associated with hypothyroidism ; B i.e. Family h/o major depression', 'role': 'assistant'}]