This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Venous Disorders, Subject name: Surgery
[{'content': 'Most commonly varicose veins are seen with: \nSelect and explain. \nA. Long Saphenous vein, B. Sho Saphenous vein, C. Both, D. Papliteal and femoral vein', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The usual distribution of varicose veins is below the knee in branches of greater Saphenous systemQ.', 'role': 'assistant'}]