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
Most common type of urinary fistula is : 
Select and explain. 
A. Uterovaginal, B. Vesicovaginal, C. Urethrovaginal, D. None of the above
B: Vesicovaginal
Answer: B: Vesicovaginal 
Explanation: Vesicovaginal