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': 'During alloplastic TMJ reconstruction, relationship of artificial glenoid fossa and artificial condyle is such that, condyle is in: \nSelect and explain. \nA. Posterior position., B. Anterior position., C. Central position., D. None.', 'role': 'user'}, {'content': 'Answer: A \nExplanation: As no nerve supply is there.', 'role': 'assistant'}]