Each time there was a drought, what happened to the average finch beak size?
a) The average beak size stayed the same.
b) There is no discernible relationship between environment and beak size.
c) The average beak size increased a bit.
d) The average beak size decreased significantly.
e) The amount of water available to finches increased along with beak size.
Ans: c) The average beak size increased a bit.
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