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': ". Urinary cytology is a useful screening test for the dignosis of - \nSelect and explain. \nA. Renal cell carcinoma, B. Wilm's tumour, C. Urothelial carcinoma, D. Carcinoma prostate", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]