10. Which of the following statements is correct? A. The finches are experiencing disruptive selection, with both larger and smaller beaks being favored at different times.
B. The finches are experiencing stabilizing selection toward an average-sized beak that can accommodate both larger and smaller seeds.
C. The finches are experiencing directional selection toward larger beaks.
D. The strength and direction of natural selection on beak size fluctuates depending on the prevailing environmental conditions.
E. The inconsistency in average beak size from year to year indicates that evolution is not occurring in the finches.

11. Pick one of the incorrect statements in Number 10 and explain why it is incorrect.