Answer:
It is considered to be a scientific theory because,
Explanation:
there are many other believes or as you would call it religions that give a good explanation on how humans were created.
To be honest I don't believe the evolution because what if there was another way we were created, and not really turned into cavemen that came from monkey's or whatever.
It is honestly up to YOU on what you believe or feel about were we came from!
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Running water both beach answers and valleys
Well a person breathes harder when he/she exercizing because you are working hard and your body is not used to it so your trying to pass more air through the lungs