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': 'Sleepwalking occur in which stage of sleep - \nSelect and explain. \nA. REM, B. NREM stage, C. NREM stage 3 or 4, D. Can occur in any stage of NREM sleep', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Sleep walking (somnambulism) is seen in stage 3 & 4 of NREM sleep.', 'role': 'assistant'}]