This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Surgery
[{'content': 'A person has been brought in casualty with history of road accident. He had lost consciousness transiently and gained consciousness but again became unconscious. Most likely, he is having brain hemorrhage of \nSelect and explain. \nA. Intracerebral, B. Subarachnoid, C. Subdural, D. Extradural', 'role': 'user'}, {'content': "Answer: D \nExplanation: Lucid interval' is a classical feature of extradural hemorrhage. Ref : Sabiston, 17/e p755", 'role': 'assistant'}]