Option is incorrect because artificial selection is anthropogenic, where man breeds selected plants and animals for different uses.
Option is incorrect because genetic drift is change in gene frequency by chance.
Option is incorrect because convergent evolution is when different structures, with different origins evolve for the same function due to same habitat and hence have similarity. Darwin's finches are the example of divergent evolution.

option the evolutionary phenomenon depicted in the sketch is adaptive radiation as from the original seed-eating features, many other forms of finches with altered beaks arose, enabling them to become insectivorous and vegetarian finches.

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