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").

harming an animal species causes that animal 's population to do what? (A) explode (B) rise (C) plummet (D) burst
C

Which would create the most pollution (A) animals (B) rivers (C) smoke stacks (D) toxicity
C

A knife refuses to stick to a blanket due to (A) luck (B) gravity (C) lack of magnetism (D) tension.

C