Examine the Figure

Multiple Choice

Examine the figure.The countercurrent arrangement of the arterial and venous blood vessels causes

A) the temperature difference between the blood of the two sets of vessels to be minimized.
B) the venous blood to be as cold near the abdomen as it is near the feet.
C) the blood in the feet to be as warm as the blood in the abdomen.
D) the temperature at the abdomen to be less than the temperature at the feet.
E) the loss of the maximum possible amount of heat to the environment.