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
Gold salts can be used in - 
Select and explain. 
A. Ankylosing spondylitis, B. Rheumatoid arthritis, C. Osteoarthritis, D. Behcets syndrome
B: Rheumatoid arthritis
Answer: B: Rheumatoid arthritis 
Explanation: None