This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immune system, Subject name: Medicine
Specific antibody for SLE is? 
Select and explain. 
A. Anti Sm antibodies, B. Anti-ds DNA antibodies, C. Anti-Histone antibodies, D. Anti Ro (SS-A) antibodies
B: Anti-ds DNA antibodies
Answer: B: Anti-ds DNA antibodies 
Explanation: Ref image - Harrison's internal medicine 20e p2517