In which of the following relationships is one species benefitted and the other is unaffected?

plato users

given bodies of water

pacific / arctic / indian / southern

[ a ] the caribbean sea

[ b ] the northern ocean

[ c ] the atlantic ocean

[ d ] the barents sea

with this being the given answers

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.