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': 'Tibial Fracture with > 1 cm wound, slight comminution and moderate crushing is \nSelect and explain. \nA. Grade I, B. Grade II, C. Grade III A, D. Grade III B', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Grade II', 'role': 'assistant'}]