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: Medicine
Converging point of both pathway in coagulation is at: 
Select and explain. 
A. Factor VIII, B. Stua factor X, C. Factor IX, D. Factor VII
B: Stua factor X
Answer: B: Stua factor X 
Explanation: Answer is B (Stua factor X) The extrinsic and Intrinsic pathways in coagulation converge at the Stua factor X.