TASK DEFINITION: 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").
PROBLEM: Who is most likely to die of old age? (A) adults (B) children (C) infants (D) reasonable high-school students

SOLUTION: A

PROBLEM: When the acid spilled on the plant, the plant began to (A) smoke. (B) sing (C) flower (D) grow

SOLUTION: A

PROBLEM: humans sometimes eat (A) plant reproduction vessels (B) unicorns (C) lava (D) clouds

SOLUTION:
A