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: Pharmacology
Which of the following is a DMARD ? 
Select and explain. 
A. Desferrioxamine, B. Penicillamine, C. Succimer, D. Dimercaprol
B: Penicillamine
Answer: B: Penicillamine 
Explanation: None