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': 'Fogarty,s catheter used for \nSelect and explain. \nA. Urethral catheterization, B. Removal of blood clots from the arteries, C. Bladder drainage, D. TPN', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]