What was the main reason european countries set up colonies? a. to fight the native peopleb. to increase their wealth and powerc. to explore unknown territoryd. to have a place to send prisoners

ill do it for 100, also this isnt 80 its 40

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.