Hello, Purplelawre!
It would be Domain because it is the largest group in the taxonomic system. Its what separates organisms between Bacteria, Archae, and Eukaryota.
Answer: B. Domain
Hope this helps :)
C I would believe is correct
It mainly needs to contain carbon
Answer:
The pore space of an aquifer is the spaces or voids between the solid material. The porosity of the aquifer is the volume of void space to the total volume, typically expressed as a percentage.