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
Onion peel appearance of splenic capsule is seen in: 
Select and explain. 
A. SLE, B. Scleroderma, C. RA, D. Sjogrens
A: SLE
Answer: A: SLE 
Explanation: SLE