think its the second one,have a nice day
<span>ecosystems , is your answer if I'm not wrong
</span>
Microorganisms that live in severe habitats, such as very
hot, acidic, or salty environments are called extremophiles, which are
bacteria, archaea and eukaryotes. They are the most successful organisms
because they can adapt in any environment. They can live in oceans, rivers,
soil, and even inside a human’s body.
The control (choice A) I believe :)