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
Warfarin anticoagulants inhibits following coagulation factors 
Select and explain. 
A. II, V, VII, IX, B. II, VII, IX, X, C. II, V, IX, X, D. II, IX, X, XIII
B: II, VII, IX, X
Answer: B: II, VII, IX, X 
Explanation: Warfarin inhibits factor II, VII, IX and X.