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': 'Grossly disorganised, severe personality deterioration and worst prognosis is seen is : \nSelect and explain. \nA. Hebephrenic, B. Catatonic, C. Simple, D. Paranoid', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A. i.e. Hebephrenic', 'role': 'assistant'}]