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: Orthopaedics
[{'content': 'Trauma to neck of humerus, nerve damaged- \nSelect and explain. \nA. Racial, B. Ulnar, C. Median, D. Axillay', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]