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': "Most commonly involved bone in Paget's disease? \nSelect and explain. \nA. Skull, B. Femur, C. Pelvis, D. Veebrae", 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Pelvis The pelvis and tibia being the commonest sites, and femur, skull, spine (veebrae) and clavicle the next commonest.", 'role': 'assistant'}]