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: Age causes reduction of elasticity in all organs. Question: What causes reduction of elasticity in all organs?

Answer: age


Question: Sentence: Acids are associated with a low number on the ph scale. Question: Acids are associated with a low number on which scale?

Answer: ph


Question: Sentence: The size of the solute particles determines the rate of dissolving. Question: The size of the solute particles determines the rate of what?

Answer:
dissolving