You repeated the same question twice but the answer is hypothesis.
Answer:
The correct answer out of all the choices is A. natural selection, migration, and mutation. Conservation biologists are most interested in these three evolutionary mechanisms.
Explanation:
It depends if it is an adult, newborn or older foals
Your brain sends signals to your body to release hormones that make you tired. This is done as a routine, and trying to sleep at different times will mess it up.
Hope this helps!
