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': 'All are vitamin K dependent clotting factors of hepatic origin except: \nSelect and explain. \nA. II, B. VII, C. VIII, D. X', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. VIII', 'role': 'assistant'}]