I believe the answer is B
Answer: I hope it helps!!
Explanation: I can't really explain on computer through a keyboard and stuff lol, but it's worked out. Please let me know if it's wrong :-)
What factors influence the input and output of carbon through Earth's spheres? The oceans on Earth act as carbon sinks. The combustion of fossil fuels contributions to an increase in atmospheric carbon dioxide. Animals are solely responsible for the release of carbon dioxide via respiration
<span>There is no primary root. Innumerable thin roots of similar size are present.</span>