Answer:
Darwin's finches are a classic example of an adaptive radiation. Their common ancestor arrived on the Galapagos about two million years ago. During the time that has passed the Darwin's finches have evolved into 15 recognized species differing in body size, beak shape, song and feeding behavior.
I am not sure but does it not already do that. Because i think it goes both ways so we can get sun <span />
Answer: Not 100% sure, however I think that the correct answer is A (increased).
