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 person thinks they see a UFO. They look closely, but the object becomes hard to see in the night sky as (A) gets closer to the person (B) buys a new house (C) builds a large park (D) it puts distance between them
answer:
D


question:
At what time would a person feel the most heat outside? (A) noon (B) midnight (C) morning (D) evening
answer:
A


question:
Which is a positive impact on the bio environment? (A) dumping toxic waste in rivers (B) contaminating the ground with poison (C) building cars in large numbers (D) making sure trash is reused for new reasons
answer:

D