Question

Which three components are common to the circulatory systems of most living animals?

A. arteries, veins, capillaries
B. vessels, heart, circulating fluid
C. aorta, ventricles, atria
D. blood, heart, cavities

Answer 1

"Vessels, heart, circulating fluid" are the three components among the following choices given in the question that are common to the circulatory systems of most living animals. The correct option among all the options that are given in the question is the second option or option "B". I hope that the answer has helped you.