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': 'Treatment for fibrous dysplasia in a young 25 yrs old patient involving maxilla is best treated by \nSelect and explain. \nA. Enbloc resection, B. Cosmetic contouring, C. Maxillary resection, D. Radiation therapy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]