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:
The sea is (A) A mega Museum (B) A solid (C) Jello (D) Candy
answer:
A


question:
Pollution is (A) throwing a gum wrapper in the ocean (B) trees in a forest (C) Fish swimming in the sea (D) The wind carrying seeds
answer:
A


question:
examples of pollution include all but (A) acid rain (B) smog (C) chemical run-off (D) laundry soup
answer:

D