The diagram shows different types of beaks found on Darwin's finches. This variation is BEST explained by:

A Artificial selection by humans

B Adaptation to different food sources through natural selection

C Random chance with no environmental influence

D All finches eating the same food

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The diagram shows different types of beaks found on Darwin's finches. This variation is BEST explained by: Seed crusher (thick beak) Insect catcher (thin, long beak) Fruit eater (curved beak) Galápagos Finches — Beak Variation