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': 'A true eutectic alloy has melting point \nSelect and explain. \nA. Above that of low fusing metal, B. Above the melting point of either metal, C. Below that of high fusion metal, D. Below the melting point of either metal', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]