Which statement best describes why the carbon cycle is important to life? A.
Without carbon being returned to the atmosphere, plants eventually would not have the carbon dioxide they need.
B.
Without carbon being cycled, there would soon be no carbon left on Earth, so organisms would not be able to get nutrients.
C.
Without a way to create more carbon, plants and animals would soon have to survive only on nutrients that do not contain carbon.
D.
Without a way to remove carbon from the atmosphere, plants would be harmed by the accumulation of atmospheric carbon dioxide.