In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
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Question: Sentence: Sun does the stratosphere get most of its heat. Question: Where does the stratosphere get most of its heat?

Answer: sun


Question: Sentence: Fire extinguisher of the following items is necessary in a laboratory for safety purposes. Question: Which of the following items is necessary in a laboratory for safety purposes?

Answer: Fire extinguisher


Question: Sentence: Chemosynthesis helps microorganisms make food with chemicals pouring out of deep-sea vents. Question: Which process helps microorganisms make food with chemicals pouring out of deep-sea vents?

Answer:
chemosynthesis