As changes to the Earths climate occur, organisms within will be given the natural selection all animals are. Those being, die off and not adapt, or adapt “evolve” to the new climate and survive. An example is the bear, polar bears adapted to winter climates by having a white fur coat to blend in, while grizzlies have a brown coat to blend in with shrubbery or the soil.
I believe it is the high latitudes are very cold
A vernacular region may also be called a perceptual region.
I think your answer is b based off the information I inquired
second I believe is A lemme know if I helped