Climate regions are classified mainly on the basis of a. latitude and elevation b. temperature and precipitation c. location and landforms d. distance from the equator

ANSWER:

The most widely used factor for the classification of climates is on the basis of temperature and precipitation.

EXPLANATION:

In The Koppen Climate Classification System the climate classification is as follows:

within these regions are all the major types of biomes in the world. a biome is a community of animals and plants spreading over an extensive area with a relatively uniform climate. some diverse biomes represented in north america include desert, grassland, tundra, and coral reefs.