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: Pathology
[{'content': 'A patient with fibrous dysplasia can be treated by \nSelect and explain. \nA. Surgical excision, B. Removal of adjacent teeth, C. Irradiation of the Lesion, D. Conservative surgery', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]