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: Surgery
Best way to prevent gas gangrene is - 
Select and explain. 
A. Immunoglobulins, B. Hyperbaric oxygen, C. Proper wound debridement, D. Anti gas gangrene serum
C: Proper wound debridement
Answer: C: Proper wound debridement 
Explanation: None