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: Dental
[{'content': 'The ideal temperature of water bath for softening fluid wax is about \nSelect and explain. \nA. 51 to 54 degree F, B. 51 to 54 degree C, C. 70 to 75 degree F, D. 70 to 75 degree C', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]