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
Vesicovaginal fistula repair surgery, the drainage should be done for : 
Select and explain. 
A. 6 days, B. 10 days, C. 12 days, D. 14 days
D: 14 days
Answer: D: 14 days 
Explanation: 14 days