This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Orthopaedics
[{'content': 'Nerve damaged due to lunate dislocation (in carpal tunnel. \nSelect and explain. \nA. Median & ulnar, B. Median, C. Ulnar, D. Radial', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Common causes of median nerve palsy in carpal tunnel are carpal tunnel syndrome (most common) and Innate dislocation. REF : Maheshwari book of ohopedics 9th Ed.', 'role': 'assistant'}]