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': 'Prostate is supplied by all the following aeries except \nSelect and explain. \nA. Inferior vesical, B. Superior vesical, C. Middle rectal, D. Internal pudendal aery', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Superior vesical', 'role': 'assistant'}]