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]: When the old man was much younger, he still had (A) brown eyes (B) baldness (C) gray hair (D) wrinkled skin
[A]: A


[Q]: What are some of the risks of using fertilizer? (A) Making potatoes (B) Helping food grow (C) Fertilizing the crops (D) Damaging the planet
[A]: D


[Q]: A rod that is wobbling from being struck with a stick will (A) be sold (B) be silent (C) be audible (D) be frozen
[A]:
C