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 heart stopping pumping can cut off oxygen to cells. 
Question: What can cut off the oxygen to cells?
[A]: the heart stopping.


[Q]: Fact: if a pine falls then sunlight becomes available to the surrounding plants. 
Question: what provides more sunlight to surrounding plants by falling?
[A]: pine.


[Q]: Fact: Living underground can camouflage an animal to stay safe. 
Question: Where does an animal camouflage itself to stay safe?
[A]:
Underground.