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]: What becomes smoother through weathering? (A) rainbow (B) water (C) cat (D) pumice
[A]: D


[Q]: Which is the most accurate statement? (A) finches with fat beaks can eat ants in a small anthill (B) finches with narrow beaks can eat only human meat (C) finches with narrow beaks can eat ants in a small anthill (D) finches with fat beaks can eat only human meat
[A]: C


[Q]: Which vehicle would make less pollution? (A) semi truck (B) Tesla Model S (C) Ford Explorer (D) Toyota Tundra
[A]:
B