Look at the following diagram of the carbon cycle: Which of the following statements best describes the effects that removing the arrow pointing from C to A would have on the environment?

Removing this step increases photosynthesis in the next step.
Removing this step increases the amount of carbon in the soil.
Removing this step decreases the amount of carbon in the air.
Removing this step decreases carbon storage in plants.

(P. S. I don't want a bullcrappy long explantion, it's been a rough day just tell me the gosh darn answer