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
[{'content': 'Most common inherited thrombotic disorder is : \nSelect and explain. \nA. Protein C deficiency, B. Protein S deficiency, C. Factor V leiden mutation, D. Prothrombin gene mutation', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer is C (Factor V Leiden Mutation) Factor V Leiden mutation is the most common inherited thrombotic disorder Most common genetic cause for thrombophilia Factor V Leiden Most common congenital cause of venous thrombosis Factor V Leiden Most common hereditary blood coagulation disorder Factor V leiden', 'role': 'assistant'}]