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: Pathology
[{'content': 'Which of the following vasculitis is ANCA negative \nSelect and explain. \nA. Microscopic polyangitis, B. Churg straus syndrome, C. Granulomatosis with polyangitis, D. Polyarteritis nodosa', 'role': 'user'}, {'content': 'Answer: D \nExplanation: ANCAs are not seen in Polyarteritis nodosa.', 'role': 'assistant'}]