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: Surgery
[{'content': 'What type of fracture of petrous temporal bone has got the highest chance of facial nerve paralysis? \nSelect and explain. \nA. Longitudinal, B. Transverse, C. Oblique, D. All have equal incidence', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Transverse', 'role': 'assistant'}]