TASK DEFINITION: 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").
PROBLEM: Which of the following is an example of ecological succession? (A) a group of horses slowly becomes extinct due to loss of habitat (B) a group of rats in a lab learn to navigate a maze (C) a soccer team trains for the championship (D) Trees, insects, and birds in a forest grew from wildfire-ravaged lands

SOLUTION: D

PROBLEM: in order for a person's burger to make it successfully into the toilet, which of these must be functional? (A) the respiratory system (B) the digestive system (C) the circulatory system (D) the destructive system

SOLUTION: B

PROBLEM: More sunlight will be absorbed by (A) a rose with tiny leaves (B) a daisy with thin, short leaves (C) a peony with wide, smooth leaves (D) a daffodil with curled leaves

SOLUTION:
C