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.

Q: Sentence: Primary pollutants enter the air directly. Question: What type of pollutants enter the air directly?

A: primary
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Q: Sentence: The cranium (skull) protect(s) the brain. Question: What part of the body protects the brain?

A: cranium (skull)
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Q: Sentence: Blood flow decrease when blood vessels constrict. Question: Does blood flow increase or decrease when blood vessels constrict?

A:
decrease
****