In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

[EX Q]: What eats other animals for food? (A) marlins (B) goats (C) rabbits (D) elephants
[EX A]: A

[EX Q]: a lighter object hue can lead to what? (A) none of these (B) positive charge in electricity (C) a bad electric conduction (D) ability to see yourself in it better
[EX A]: D

[EX Q]: Rocks folded over and over which developed (A) tall areas (B) wet rivers (C) large trees (D) grassy yards
[EX A]:
A