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").

[Q]: the mantle is (A) a level of our planet (B) the planet closest to ours (C) a kind of rock found on Earth (D) the deepest part of our planet
[A]: A


[Q]: A ship navigates with a magnetic compass because it is (A) unpredictable (B) waterproof (C) tradition (D) predictable
[A]: D


[Q]: What time are you most likely to see a rainbow (A) 10:00 A.M. (B) 9:00 P.M. (C) 3 A.M. (D) Midnight
[A]:
A