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': 'Bad Prognostic factor for Schizophrenia is \nSelect and explain. \nA. Late onset of disease, B. Catatonia, C. Presence of depression, D. Absence of family history', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Late onset of diseaseAbsence of family history, Presence of depression and catatonic subtype are definitely good prognostic factors. And here Late onset does not mean onset after 35 years, which is a good prognostic factor. Here late onset means insidious onset, which is a bad prognostic factor.', 'role': 'assistant'}]