Some mutations always occur from generation to generation. but most mutations do not persist over time in the gene pool. which mutation is most likely to become established and persist in a species?

The answer is letter C. a mutation that helps a rabbit conceal itself from predators.
The choices on the given question (above) are: 
A)a mutation that changes the color of a fruit fly’s eyes
B)a mutation that makes it harder for a frog to catch food
C)a mutation that helps a rabbit conceal itself from predators
D)a mutation that causes a leopard attack humans more frequently