There are two types of rabbits: those that strictly eat grass and those that strictly eat berries and flowers. A drought occurs one year, and the plants have difficulty producing any extras (flowers, berries, etc.). They can only try and keep themselves green.
Natural selection is against which rabbit?
a. Those that strictly eat berries and flowers.
b. Those that strictly eat grass
c. Those that strictly eat grass and berries
d. Those that strictly eat grass and flowers