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
In which of following arthritis erosions are not seen - 
Select and explain. 
A. Rheumatoid arthritis, B. Systemic lupus erthematosus (SLE), C. Psoriasis, D. Gout
B: Systemic lupus erthematosus (SLE)
Answer: B: Systemic lupus erthematosus (SLE) 
Explanation: None