Review the section of the passage focusing on the brown mouse. Which detail could be used in a class presentation on "survival of the fittest"? A. "When a litter of mice is born, they're not all the same color." B. ". . . the dark ones wind up being the meal and the light ones escape." C. ". . . an animal like this has no chance to survive, but nature always comes up with a solution." D. "Even when you wait until dark to go out to hunt for food, your color still makes you stand out against the white sand."