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:
What is the source of cooling that turns lava into land? (A) seawater (B) refrigerators (C) air conditioning (D) glaciers
answer:
A

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:
Why is that tulip red? (A) it's embarrassed (B) it's really yellow (C) it's sick (D) genetics
answer:
D