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 melting point of silver is \nSelect and explain. \nA. 1063° Centigrade, B. 960° Centigrade, C. 850° Centigrade, D. 1123° Centigrade', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]