I believe it is biosphear<span />
Carbon is an important component in living things as it is present in the food of living things in the form of saccharides such as glucose and polysaccarhides such as starch. Hence the answer to this problem should have to be A. Carbon is a source of energy.
The only oral anticoagulant available was
warfarin
Because of the moons gravitational pull, is strong enough to pull the ocean around... I hope that helps!
C) stores heredity information