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:
Why animal may use a rock as shelter (A) Centipede (B) Dolphin (C) Seagull (D) Dog
answer:
A


question:
with which could you tell the exact size of an object? (A) a plain stick with irregular shape (B) a plastic tape with graduated markings (C) a thermometer with mercury in it (D) a metal cooking spoon
answer:
B


question:
the inability of a once breathing organism to function can be described as? (A) a state of the union (B) a state of activity (C) a state of agility (D) a state of being dead
answer:

D