Select the correct answer.
A grass snake living in northern England dies of natural causes. After a long period of time, its remains decay in the soil to become fossil fuel. When the
fossil fuel is processed, sold, and bumed by humans, it releases carbon dioxide into the air. Which aspect of this scenario shows a carbon source
becoming a carbon sink?
burning of the fossil fuel
decaying of the snake's remains
dead snake fossilizing underground
respiration by the snake and humans
humans processing and selling the fuel
OA.
O B.
O C.
O D.
OE.