Answer:
C. The atmosphere
Explanation:
The atmosphere is chock-full of carbon due to emissions from living organisms, geological processes, and the production of energy by humans. Trees obtain most of their carbon from atmospheric carbon due to its abundance. Also, the sun provides them with the light energy for photosynthesis, while decaying organisms provide ammonia.
Been a bit since I learned this but I believe the answer is B.
Hope this helps.
Answer:
spring, geyser, and artesian well
Explanation:
It was on quizlet and i did the test