This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
Which of the following parenteral anticoagulants is a dual coagulation factor inhibitor? 
Select and explain. 
A. Clavatadine, B. Tifacogin, C. Tanogitran, D. Flovagatran
C: Tanogitran
Answer: C: Tanogitran 
Explanation: ClavatadineXla inhibitorTifacoginVIIa inhibitorTanogitranDual IIa/Xa inhibitorFlovagatranIIa inhibitor