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': 'Best marker of SLE is? \nSelect and explain. \nA. Anti-La, B. Anti Sm antibodies, C. Anti-ds DNA antibodies, D. Anti-Histone antibodies', 'role': 'user'}, {'content': 'Answer: C \nExplanation: “Anti-ds DNA antibodies are the most specific marker of SLE”\nANTINUCLEAR ANTIBODY (ANA) PATTERNS AND CLINICAL ASSOCIATIONS', 'role': 'assistant'}]