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: fruits require sunlight to grow. 
Question: What requires sunlight to grow?
[A]: Fruits.


[Q]: Fact: Nests are used to protect eggs from predators and extreme temperatures. 
Question: What are used to protect eggs from predators and extreme temperatures?
[A]: nests.


[Q]: Fact: aspiration increases the chance of infection. 
Question: What increases the chance of infection?
[A]:
aspiration.