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 monoclonal antibody can be used in Clostridium difficile infection ? 
Select and explain. 
A. Canakinumab, B. Dupilumab, C. Certolizumab, D. Bezlotoxumab
D: Bezlotoxumab
Answer: D: Bezlotoxumab 
Explanation: Bezlotoxumab is a monoclonal antibody against Clostridium toxin is  used in the treatment of clostridium difficile infection.