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30 Which of the following statements might best explain the increase in average beak size in the finch population during the drought?

  • A) Finches with bigger beaks are better able to crack thick-walled seeds and produce more surviving offspring.
  • B) Finches with bigger beaks can attack and kill finches with smaller beaks.
  • C) Finches with bigger beaks possess more powerful flight muscles and are able to find more food.
  • D) Finches that crack large seeds develop larger beaks over time.
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