<em>Community</em>, also called biological community, in biology, an interacting group of various species in a common location. For example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.
<u><em>So (B) is your answer</em></u>
I'm pretty sure it's photosynthesis, as photosynthesis actually takes carbon from the atmosphere to make glucose.
I believe the correct answer would be D. Hope this helps!
Meteorites are composed of the original material Form which earth was formed. Their compositions range from metallic meteorites made of iron and nickel to stony meteorites composed of dense rock like peridotite.