Respuesta :
There are a million reasons for why we exist but the main reasons include water, perfect amount of sunlight, perfect composition and amount of oxygen, nitrogen, and other elements.
Some reasons are
-suitable for life
-water
-living things
-atmosphere
-tilted axis
-magnetism in earth (forgot words)
-suitable for life
-water
-living things
-atmosphere
-tilted axis
-magnetism in earth (forgot words)