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': 'In which type of Schizophrenia is grimacing a feature of: \nSelect and explain. \nA. Juvenile, B. Hebephrenic, C. paranoid, D. Catatonic', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D. i.e. Catatonic', 'role': 'assistant'}]