This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Physiology
[{'content': 'Maximum blood in the body lies in \nSelect and explain. \nA. Aoa, B. Veins, C. Hea, D. Aerioles', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Maximum blood in the body lies in - veins and venules -64%.Ref: Guyton and hall 11th edition.', 'role': 'assistant'}]