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: Medicine
[{'content': "Multiple cavitatory lesion in lungs, hematuria and renal insufficiency are features in a patient with : \nSelect and explain. \nA. Polyarteritis nodosa, B. Churg Strauss syndrome, C. Wegener's granulomatosis, D. Temporal arteritis", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]