This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
[{'content': 'Le Fo classification involves fracture of \nSelect and explain. \nA. Maxilla, B. Mandible, C. Zygomatic arch, D. Nasal bone', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Le Fo classification involves the fractures of maxilla which includes transverse fracture, pyramidal fracture and craniofacial dysfunction. Ref: Textbook of diseases of ENT, PL Dhingra, 7th edition, pg no. 207', 'role': 'assistant'}]