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': 'All of the following are associated with better prognosis in schizophrenia except: \nSelect and explain. \nA. Late onset, B. Married, C. Negative symptoms, D. Acute onset', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Negative Symptoms', 'role': 'assistant'}]