Achange in the genetic make-up, appearance, and behaviors of a species over time is called a) evolution. b) adaptation. c) natural selection. d) survival of the fittest.

The correct answer is option A

Evolution can be defined as the change in the genetic make-up and appearance of an organism over a period of time. This can also defined as the change in behavior of the species over time.

This makes the organism adapt the changes smoothly. The change in the behavior helps the organisms to survive in a better way.