Answer:
The search of antimatter in cosmic rays is also related to the possible existence of primordial black holes (PBH), remnants of a primeval phase transition.
Decreased grassland habitat size caused by a warmer climate
I would say that answer choice C is the best out of this selection. Carbon is the main element in organic compounds, and organic compounds just so happen to make up the cells that carry out life processes for all living things. Hope this helps.
It’s Channel if you’re wondering