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: Anatomy
Maximum cross sectional area is seen in which of the following vessels? 
Select and explain. 
A. Arteries, B. Capillaries, C. Arterioles, D. Veins
B: Capillaries
Answer: B: Capillaries 
Explanation: Maximum cross sectional area is seen in capillaries.