Which of the following best describes natural selection?

individuals are striving to find consistency between their ideal self, their real self, and their fear self.

humans are born as blank slates and they are conditioned unknowingly and without free will by their environment.

humans are in a constant struggle to control their unconscious urges for physical gratification and aggressive impulses.

species change little by little with each generation, and over a long period of time they can develop into new species.

Species change little by little with each generation, and over a long period of time they can develop into new species.

Natural selection a term popularised by Charles Darwin can be defined as the a process by which inherited characteristics that confer reproductive and survival advantages to organisms tends to be passed on to future generations while less favourable or obsolete characteristics are eliminated from future or succeeding generations.

This can be seen in the correct option in which species change little by little due to Adaptations of new and useful characteristics.

the right answer is a