It is important to understand because it's the way all cells reproduce (except sperm and egg cells, they do meiosis), and our cells are the essential parts of our whole being.
Answer:
A locations air temperature is affected by it's distance from the equator. The closer the location is to the equator, then the more energy that it will receive from the big beautiful, and hot sun.
Hope this helps!
My guess would be A. I’m not sure tho. Might want a second opinion