Iwill give brainliest if you answer

D. the warm air rises and moves back to the poles where it is cooled again.

Explanation:

One way to know that D is your answer is that hot air always rises.

That means 1 and 3 are not it.

It is not 2 because it will not just go back up into the atmosphere but go back towards the pole.

When it goes back towards the pole, that means D is your answer.

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.