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").

Which is most harmful to a human? (A) dynamite going off (B) reading email (C) balloons popping (D) opening a soda
A

The size of eyes matter relevant to sight and sight ability, given that (A) elephants see better than ants (B) wolves see better than giraffe (C) people see better than dogs (D) dogs see better than cats
A

The digestive system digests what for the body? (A) water (B) metal (C) sustenance (D) rocks
C