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': 'A state of mutism and akinesis where patient is aware of his surroundings and somewhat ale is best described as: \nSelect and explain. \nA. Delirium, B. Stupor, C. Oneiroid state, D. Twilight state', 'role': 'user'}, {'content': "Answer: B \nExplanation: Answer- B. StuporStapor: (1) State of decreased reactivity, to stimuli and less somewhat awareness of one's surroundings; as a disturbance of consciousness, it indicates a condition of paial coma or semicoma. (2) In psychiatry, used synonymously with mutism and does not necessarily imply a disturbance of consciousness.", 'role': 'assistant'}]