A genetic mutation causes a snake to have brown skin. After many generations, most of the snake population has the brown skin mutation.
Which of the following most likely caused this change?

A) The other snakes changed their colors to mimic the brown snake.
B) All the snakes in the area were infected with the mutation.
C) Snakes with the brown skin mutation are able to survive and reproduce more successfully than snakes without it.
D) The same mutation occurred in other snakes in response to environmental conditions.