this table shows some of the key characteristics of three different organisms. select all the organisms that…

Brief Explanations:

Archaea are unicellular organisms that often live in extreme environments and lack membrane - bound organelles. Methanothermus fervidus and Methanobacterium formicicum are methanogens which are typical Archaea. Cupriavidus metallidurans can also be an extremophile. All three organisms match some key characteristics of Archaea like being unicellular and living in extreme environments.

Answer:

Methanothermus fervidus, Cupriavidus metallidurans, Methanobacterium formicicum