It's B but let me know if it's wrong
The relative humidity increases with the temperature.
Maybe bubba dubba? i do not know, that is a biology question?...
Archea are prokaryotes, but their cell walls are chemically different from bacterias.
Archea often live where NOTHING else can such as hot springs and in extremely acidic or salty habitats.
And some molecules in archea aren't found in other living things.
Answer;
They fused into Pangaea
By the close of the paleozoic era all the continents fused into Pangaea.
Explanation;
Paleozoic era is the era of "ancient life".
During the early Paleozoic era, South America, Africa, Australia, Antarctica, India, and perhaps China comprised the vast southern continent of Gondwana.
At the beginning of this period, all continents joined together to form the supercontinent Pangaea, which was encircled by one ocean called Panthalassa.