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 true about paranoid schizophrena except: \nSelect and explain. \nA. Most common type of schizophrenia, B. Onset in 3rd / 4th decade, C. Delusions of grandeur, D. Rapid deterioration of personality.', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D. i.e. Rapid deterioration of personality', 'role': 'assistant'}]