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: Radiology
[{'content': "Generalised hypercementosis seen in: \nSelect and explain. \nA. Paget's disease, B. Hypothyroidism, C. Trauma, D. All of the above", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]