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': 'Intermittent claudication at the level of the hip indicates- \nSelect and explain. \nA. Popliteal artery occlusion, B. Bilateral iliac artery occlusion, C. Common femoral occlusion, D. Superficial femoral artery occlusion', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]