B because you can get cancer badly by smoking people smoke cause of stress the stress makes it worse to smoke
Answer:
because the more alike species are The more they have to adapt to try and compete with one another So the more different a species is the less they have to compete
<span>Artificial and natural selection are really the same process but one is driven by man and the other is driven by an organism's traits that allow them to survive and reproduce. Artificial selection is when mankind chooses certain traits in plants and animals and breeds to enhance that trait.</span>
