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 plant's roots break down rocks as the roots do what? (A) decay (B) grow old (C) develop (D) dcerease
answer:
C


question:
What does a seismograph measure? (A) the motion produced by underground collisions (B) the quaking of a man in fear (C) how strong the earth quakes beneath a stampeding herd (D) how strong waves can break plates
answer:
A


question:
What would a polecat leave in a chair? (A) poles (B) poetry (C) hair (D) dusk
answer:

C