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 a zoo, a polar bear exhibit will contain (A) salt (B) cacti (C) strong fans (D) sand

Answer: C


Question: What will air usually do when heated up beyond a certain point? (A) it will fall (B) it will remain (C) it will ascend (D) it will die

Answer: C


Question: If a plant is deprived of which of these, it will die? (A) glass (B) dampness (C) cat food (D) poison

Answer:
B