<span>If Noam chooses a filter, it might be more effective than a screen. After using it for a while, though, he will have to replace it, which could be expensive. A screen might be less effective, but it can be cleaned instead of replaced.</span>
Answer:
shivering
Explanation:
the movement of your muscles creates friction between them, which produces heat, thus warming our bodies up.
21 is the right answer because question one and question to are not the samegvvv question of the question of what I was going through
