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
A case of obstructed labor which was delivered by Cesarean section complains of cyclical passage of menstrual blood in urine. Which is the most likely site of fistula: 
Select and explain. 
A. Uretherovaginal, B. Vesico-vaginal, C. Vesico-uterine, D. Uretero-uterine
C: Vesico-uterine
Answer: C: Vesico-uterine 
Explanation: None