Darwin's finches were a good example of

Darwin's finches discovered from the Galapagos Islands are an example of:

Which evidence of evolution is related to Darwin's finches?

Assertion : Darwin's finches show a variety of beaks suited for eating large seeds,flying insects and cactus seeds.
Reason : Ancestral seed-eating stock of Darwin's finches radiated out from South American mainland to different geographical areas of the Galapagos Islands,where they found competitor-free new habitats.

Lemur and Spotted cuscus exhibit:

Which one of the following aspects of evolution is shown by Darwin's finches?