Which evolutionary phenomenon is depicted by the sketch given in figure?

Step-by-step solution

The correct answer is option (4), because 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. Option (1) is incorrect because artificial selection is anthropogenic, where man breeds selected plants and animals for different uses. Option (2) is incorrect because genetic drift is change in gene frequency by chance. Option (3) is incorrect b