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:
Which is a byproduct of a lightbulb? (A) taste (B) death (C) warmth (D) sound
answer:
C


question:
Polar bears are best suited for (A) colder places (B) hotter regions (C) Jupiter's polar caps (D) northern desert regions
answer:
A


question:
Which of these things will supplement a squirrel's caloric needs? (A) fish (B) tree bark (C) nuts (D) leaves
answer:

C