Answer:
You are saying which one but what is which one???
Explanation:
True, your legs are examples of levers.
The correct option is C.
if two organisms are in the same class then they will be in the same phylum. The biological classification hierarchy is arranged in such a way that, two organisms who belong to a lower division on the hierarchy will automatically be in the same group in the higher division.
The arrangement from the smallest to largest hierarchy is this: specie, genus, family, order, class, phylum and kingdom.
I think it would be that fish farming does not happen in the ocean environment therefore an excess of fish waste would not affect will fishes that humans consume. Another term for this is pisciculture. It involves growing fishes in tanks.