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': 'Anti nuclear antibodies in SLE cause - \nSelect and explain. \nA. Ahritis, B. LE cells, C. Endocarditis, D. CNS lesions', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., LE cells", 'role': 'assistant'}]