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': 'A comminuted fracture of the Patella should be treated by \nSelect and explain. \nA. Inseing screws and wires, B. Physiotherapy alone, C. Removal of all the patella, D. Removal of smallest piece only', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Removal of all the patella', 'role': 'assistant'}]