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: Physiology
[{'content': 'Vitamin K dependent clotting factors include all EXCEPT \nSelect and explain. \nA. Factor VII, B. Factor VIII, C. Prothrombin, D. Facor IX', 'role': 'user'}, {'content': "Answer: B \nExplanation: VITAMIN K DEPENDENT CLOTTING FACTORS ARE:\n\nFactor II (Prothrombin)\nFactor VII (Proconvertin/Stable factor)\nFactor IX (Christmas factor/ Antihemophilic Factor B)\nFactor X (Stuart Prower factor)\nProtein C\nProtein S NOTE' Clotting factors inhibited by Antithrombin III are: Factor IX, X, XI & XII", 'role': 'assistant'}]