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: Microbiology
Best method of sterilizing disposable syringes: 
Select and explain. 
A. Hot air oven, B. U.V. rays, C. Gamma rays, D. Boiling
C: Gamma rays
Answer: C: Gamma rays 
Explanation: None