D
Below is a question with multiple-choice answers. Choose the correct option based on your reasoning.

### Question:
Farmers plant fruit trees in an area that was once a grassy meadow. Which will most likely happen to the rabbits living in the meadow?

### Choices:
A. They will learn to eat fruit.
B. They will learn to climb trees.
C. The number of their young will increase.
D. The size of their population will decrease.

### Answer:
