Number 20 is B and 21 is C
determining how data will he gathered
Explanation: Apex
Answer:
Volcanic eruptions cool down the planet
Explanation:
Volcanic eruptions actually cool the planet because the particles ejected from volcanoes shade incoming solar radiation. ... The small ash and aerosol particles decrease the amount of sunlight reaching the surface of the Earth and lower average global temperatures.
Hope this helps!!! :D
Chaff has also written about his book of Mormon that is not true to say this but it doesn't have the