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': 'Most common type of post puerperal psychosis is: \nSelect and explain. \nA. Depression, B. Anxiety, C. Mania, D. Suicide', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Depression', 'role': 'assistant'}]