The answer to this would be A, because they began to spread westward once they decided to head away from the Arctic.
if a business is trying to sell a piece of land in that area, and wants it assessed
cumulus: fluffy cotton balls
stratus: overcast days, rainfall
cirrus: fair weather
fog: warm air over cold ground
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Gold is plentiful in Africa and is a necessity for most technological devices.
The Gatwick airport is the busiest one runway airport in the world.