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
Which of these carries maximum blood? 
Select and explain. 
A. Aeries, B. Veins, C. Aoa, D. Aerioles
B: Veins
Answer: B: Veins 
Explanation: Because of their propeies of distensibility and collapsibility, veins serve as blood reservoirsAbout 60-70% of the blood present in the venous system Ref: Medical Physiology Indu Khurana 2015 edition page No:241