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: Most of food's chemical energy ultimately comes from sunlight. Question: Most of food's chemical energy ultimately comes from what source?

Answer: sunlight


Question: Sentence: When naming an ionic compound, the cation is written first. Question: What part is written first when naming an ionic compound?

Answer: cation


Question: Sentence: Amphibians may attract mates with calls or scents. Question: Amphibians may attract mates with what?

Answer:
calls or scents