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
Low fusing metal alloys was introduced by 
Select and explain. 
A. Claude Mouton, B. Jean Darcet, C. Pierre Fauchard, D. Nicholas Chamant
B: Jean Darcet
Answer: B: Jean Darcet 
Explanation: None