These are my finall points im giving outt!! :)

tysm your the best

Explanation:

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.