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: Radiology
[{'content': 'Pantomography is done for except: \nSelect and explain. \nA. Dental caries, B. Dental cyst, C. TM joint, D. Transverse, fracture of Atlas', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Transverse, fracture of Atlas', 'role': 'assistant'}]