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': "Hepatitis B virus is associated with- \nSelect and explain. \nA. SLE, B. Polyarteritis nodosa, C. Sjogren's syndrome, D. Wegener granulomatosis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]