A small group of 25 predatory birds populates an island. By chance, three members of the population have superior sight, which gives these birds a significant advantage in capturing prey. After hundreds of generations, the population on the island has risen to 1,500 and all of the birds have superior sight compared to the same species on other islands. This is an example of .

evolutionary adaptation

Explanation: evolutionary adaptation is simply the process of change through which organisms undergo to become better suited to its environment. These changes may be physical or behavioral or both and in every instance, the organism is better able to face and overcome its environmental challenges.  Evolutionary adaptation enables a species or individual improves on its ability to survive and subsequently pass on its genes in relationship to the environment.

actually the answer is c