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").

Plants grow because they (A) decide the time is right (B) can breathe a lot of air (C) use what people breathe out to survive (D) take photos of other plants
C

An example of seed dispersal is animals eating what? (A) dirt (B) hard shells (C) grass (D) animals
B

which of these would make an ideal object to drive in with a hammer? (A) an iron nail (B) a metal nail (C) a steel nail (D) all of these
D