The correct option is D Biogeographical evolution
Retrogressive evolution is the loss of ancestral traits during the course of evolution.
The theory of Special Creation proposed that life on earth was created by a supernatural power.
In order to adapt to their geographical area, the Finches in the Galapagos island developed variations (like the beak shape). Thus this gave rise to different species of Finches. The evolution observed in the Darwin's Finches is a classic example of biogeographical evolution.
Mutation is a sudden change in the genetic material. This change when inherited, can cause variation, thus eventually leading to evolution.