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': 'Calcifying epithelioma is seen in - \nSelect and explain. \nA. Dermato fibroma, B. Adenoma sebaceum, C. Pyogenic granuloma, D. None', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'None' Correct answer is Pilomatrixoma.", 'role': 'assistant'}]