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: Gynaecology & Obstetrics
Uterine aery embolisation is done by using: 
Select and explain. 
A. Thrombin, B. Polyvinyl alcohol, C. Vitamin K, D. Iodine
B: Polyvinyl alcohol
Answer: B: Polyvinyl alcohol 
Explanation: Polyvinyl alcohol