Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

Q: Fact: Insectivorous birds typically travel long distances. 
Question: Insectivorous birds typically do what?

A: travel long distances.
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Q: Fact: the average number of individuals per unit of area affect the balance of the environment. 
Question: The average number of individuals per unit of area affect the balance of .?

A: the environment.
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Q: Fact: Warm air advancing on cold air causes cloudy and rainy weather. 
Question: Warm air advancing on what causes cloudy and rainy weather?

A:
cold air.
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