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").

if a chemical reaction occurs, it might have been triggered by which of these? (A) a person yelling at it (B) a person walking by it (C) a person looking at it intently (D) a person cranking up the room heater
D

If you want to bottle your own pop, you should invest in (A) Andy Warhol paintings (B) an aluminum mine (C) blonde dye bottles (D) a telescope
B

Humming birds help with the growth of (A) raspberries (B) cars (C) buildings (D) wind

A