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 dog's ears may be as thin as its (A) friend's (B) neighbor's (C) father's (D) owner's
answer:
C


question:
Battery powered vehicles have less emissions than (A) lawnmowers (B) wind turbines (C) solar power (D) dragsters
answer:
D


question:
As air begins to chill, it may push out (A) sand (B) liquids (C) fire (D) carrots
answer:

B