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
Fully humanized antibodies used in treatment of rheumatoid arthritis ? 
Select and explain. 
A. Anakira, B. Adalimumab, C. Infliximab, D. Leflunomide
B: Adalimumab
Answer: B: Adalimumab 
Explanation: None