Because,
we can’t believe that all of this will come to an end sooner or later.
Answer:
Natural selection results in evolution.
Explanation:
Natural selection is the separation of types of individuals in different environments, like geographical isolation. Due to this, the offspring will soon evolve and create a new species, known as evolution.
Try the second one or the third one
I would do B because then you can compare people who do take Vitamin D to people who don't and then you can see who has better bones and the effects.
