Answer :

Natural selection happens naturally in nature and selective breeding is humans deciding what traits they want repeated in their animals.

Answer:

People selectively breed chicken to make delicious food but many naturally selected animals are not as tasty.

Explanation:

Selective breeding is the process of discarding reproductions that do not meet expectations, concentrating on those that best represent you. While natural selection is a term used to describe the process in which individuals most adapted to the environment survive, while those less adapted die.

One way to use these two terms in a sentence is:

"People selectively breed chicken to make delicious food but many naturally selected animals are not as tasty."