This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Orthopaedics
[{'content': 'Most common nerve injured in fracture humerus is \nSelect and explain. \nA. Axillary, B. Ulnar, C. Radial, D. Median', 'role': 'user'}, {'content': 'Answer: C \nExplanation: (C) Radial', 'role': 'assistant'}]