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
[{'content': '"Golf-hole" ureter is seen in \nSelect and explain. \nA. Ureteric calculus, B. Ureteral polyp, C. Tuberculosis of ureter, D. Retroperitoneal fibrosis', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Tuberculosis of ureter", 'role': 'assistant'}]