The Correct And Most Logical Answer Your Looking For Is D) Water Vapor.
Haya~!
For life on Earth, Carbon is essential for life to exist.
Explanation: I took the test
Hope this Hellps!
Answer:
I think the correct answer is D.
Assumingely, they sound like they are both archaebacteria. Which are found everywhere, some even on your body.
1. Carbon Cycle
Google Definition below
The series of processes by which carbon compounds are interconverted in the environment, chiefly involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels.