It’s answer C because of eutrophication
<span>pollution, mineral location, and new energy sources
space exploration and national defense
microbiology advancements and cloning procedures
</span>
<span>I believe the answer is: clownfish/anemone
Clownfish is very territorial in nature. So, when they hide within the anemone, the clownfish would prevent smaller fishes from eating the anemone. In return, the anemone would prevent the bigger fish from reaching the clownfish when they hide in it.</span>
