How should the biological name of the giant water bug written in binomial nomenclature

a) belostoma sp.
b) belostoma sp.
c) belostoma
sp.

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explanation:

the areas around the equator

answer///alimentary canal/gastrointestinal tract.digestive (gi);

i think i can answer even without the example. over time with environmental changes, sometimes a group of animals will adapt to better survive. take a moth for example. if the trees the moths use to camouflage themselves from predators, started to die or change colors themselves, the moths may, overtime of course, change color too. its just adapting to its surroundings. hope i was of any : )