This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
[{'content': "'Lucid Interval' may be seen in \nSelect and explain. \nA. Intracerebral haemorrhage, B. Insanity, C. Subdural haemorrhage, D. Alcohol", 'role': 'user'}, {'content': "Answer: B \nExplanation: Lucid interval- This is a period occurring in insanity during which all the symptoms of insanity disappear completely. Lucid interval refers to a brief period during which an insane person regains sanity that is sufficient to regain the legal capacity to contract and to act on his/her own behalf. Ref ganong's review of medical physiology 25e", 'role': 'assistant'}]