Pulmonary vein
Aorta
Pulmonary artery
Vena cava
I believe that the answer you're looking for is Water.
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The right option is c. consumed
in place of; consumed together with
A substitute is a good that is consumed
in place of another good, and a complement is a good that is consumed together
with another good. Substitutes serve in place of another and complements make
something seem better.