Which is the proper order for blood traveling through the systemic circuit?

a.) venae cavae >> arteries >> venules >> capillaries >> arterioles >> veins >> aorta

b.) venae cavae >> arteries >> arterioles >> capillaries >> venules >> veins >> aorta

c.) aorta >> arterioles >> arteries >> capillaries >> veins >> venules >> venae cavae

d.) aorta >> arteries >> arterioles >> capillaries >> venules >> veins >> venae cavae