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: The change of the Earth's distance from the sun causes the amount of daylight to decrease. 
Question: The change of the Earth's distance from the sun causes the amount of what to decrease?
[A]: daylight.


[Q]: Fact: killing microorganism in food is important to food safety. 
Question: killing microorganisms in food is important to?
[A]: food safety.


[Q]: Fact: water vapor rising into colder regions of the atmosphere and condensing cause temperature fluctuations. 
Question: What can cause temperature fluctuations.?
[A]:
water vapor rising into colder regions of the atmosphere and condensing.