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: adding a direct flame to container of acid causes a (A) dormant cycle (B) lot of nothing (C) lower temperature (D) vapor expulsion

SOLUTION: D

PROBLEM: A person yells inside a garage. Their voice echoes and they hear (A) a bird chirping away (B) a dog barking loudly (C) a car engine rev (D) a shout repeating softer

SOLUTION: D

PROBLEM: in the presence heat, which of these comes about? (A) a piece of gum (B) a slurpy at the cafeteria (C) an ice cream cone (D) a large metamorphic rock

SOLUTION:
D