Natural Selection Has Contributed to the Wide Variety of Beak

Multiple Choice

Natural selection has contributed to the wide variety of beak morphologies exhibited by the Galápagos Island finches. A correlation exists whereby beak morphology suggests the primary food source of the finch. Which physiological response listed below best describes the variety of beak morphologies seen in these finches?

A) acclimation
B) acclimatization
C) adaptation