This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Spinal injuries, Subject name: Anatomy
WHICH Material used in veebroplasty is 
Select and explain. 
A. Isomethyl methacrylate, B. Isoethyl methacrylate, C. Polyethyl methacrylate, D. Polymethyl methacrylate
D: Polymethyl methacrylate
Answer: D: Polymethyl methacrylate 
Explanation: *Veebroplasty and kyphoplasty are interventional radiologic procedure for the treatment of the intense pain refractory to medical management of bracing causes by veebral compression fracture associated with osteoporosis, tumors and trauma. *Veebroplasty and kyphoplasty involve intraosseuos injection of acrylic cement- polymethyl methacrylate under local anesthesia and fluoroscopic guidance. Ref: maheswari 9th ed