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
The simplest alloy is a 
Select and explain. 
A. Solid solution, B. Eutectic alloy, C. Peritectic alloy, D. Ternary alloy
A: Solid solution
Answer: A: Solid solution 
Explanation: None