Trees obtain carbon from a. decaying organisms
b. sunlight
c. the atmosphere
d none of the above

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.

answer; i believe its (ovulation);