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': "'Telephone Handle' long bones are seen in: \nSelect and explain. \nA. Achondroplasia, B. Thanatophoric dwarfism, C. Mucopolysaccharidosis, D. Acromegaly", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Thanatophoric dwarfism', 'role': 'assistant'}]