Answer:
nitrogen fixation, nitrification, denitrification, anammox, and ammonification
Explanation:
I believe the answer is a earthworm
Hello to answer your question.
A is correct
But more likely forest fires would be the culprit because the trees produce O2
so when the are burnt, it would be like everybody o this earth breathed out at once causing CO2 to be released in to the atmostphere in a big burst
Signed by, Virtuoso Sargedog
