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: Radiology
Material used in veebroplasty: 
Select and explain. 
A. Polymethyl methacrylate, B. IsoMethyl Methacry]ate, C. Isoethyl Methacrylayte, D. Silicon
A: Polymethyl methacrylate
Answer: A: Polymethyl methacrylate 
Explanation: Ans. Polymethyl methacrylate