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
[{'content': 'Transperitoneal approach to repair genitourinary fistula is used in all situations except \nSelect and explain. \nA. Fistula closer to ureteral orifices., B. Con-comitant ureteric and vesicovaginal fistula., C. Fistula located proximally in a narrow vagina., D. Non-complicated small vesicovaginal fistula.', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Transperitoneal approach of repair is preferred in complex large fistulas.', 'role': 'assistant'}]