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': 'Max. blood supply to liver is by: \nSelect and explain. \nA. Poal Vein, B. Hepatic A, C. Splenic A, D. Mesenteric A', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Poal ABlood supply of liver through: Poal vein is 80%Q and Hepatic aery is 20%', 'role': 'assistant'}]