You are an ecologist researching divergent evolution on the Galapagos Islands. Which of the following might you be studying?
A) the processes by which the various species of finches on the islands diverged from a common ancestor
B) the processes by which several unrelated species of birds developed flightlessness as a result of the islands' lacking natural predators
C) the geological processes by which the islands were formed millions of years ago
D) the similarities that have arisen between two completely unrelated species of birds that are competing for the same resources
E) the spread of an invasive bird species that has been introduced to some of the islands
Answer: D
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