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 likely increased atmospheric CO2 recently? (A) sustainable fisheries (B) electric cars (C) motorcycles (D) ant populations
C

To protect themselves from consumers, which action would an animal most likely take? (A) nesting right beside predators (B) standing out in the sun (C) standing out from the environment (D) appearing the same as surroundings
D

If plants are going to grow, their seeds need to (A) travel elsewhere (B) be eaten (C) pass a test (D) be washed

A