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: Anatomy
[{'content': 'Schwannoma of 8th cranial nerve site is \nSelect and explain. \nA. Intra — petrous, B. Intracanalicular, C. Cisternal, D. Parotid', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]