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:
If an area is experiencing a drought, how can they overcome the lack of water? (A) a downpour (B) nothing (C) more drought (D) go to space
answer:
A


question:
Which likely increased atmospheric CO2 recently? (A) sustainable fisheries (B) electric cars (C) motorcycles (D) ant populations
answer:
C


question:
Rock that has been metamorphosed will have potentially withstood this to get to that point (A) old trees (B) small mice (C) large exertions (D) big sneezes
answer:

C