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").
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Question: 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

Answer: B


Question: What does electrical energy become when a light bulb is turned on? (A) energy newly derived from radiation (B) energy derived from its motion (C) energy  that can be seen and used to see the matter around us (D) solar and wind energy

Answer: C


Question: Lions and zebras live (A) in different environments (B) near each other (C) in different habitats (D) far from Earth

Answer:
B