instruction:
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").
question:
A lack of water has a direct connection on the amount of available (A) shelters (B) sustenance (C) rainy days (D) mates
answer:
B

question:
John Muir would likely set aside an area for (A) superheroes and villains (B) oaks and chipmunks (C) bankers and politicians (D) cars and boats
answer:
B

question:
Which likely could replace the sun in our solar system? (A) another star (B) the moon (C) Jupiter (D) Venus
answer:
A