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.

Fact: Some viruses can cause abnormal cell growth. 
Question: What be caused by some viruses?
Abnormal cell growth.

Fact: Precipitation and runoff can create large bodies of inland water. 
Question: Precipitation and runoff can result in large bodies of what?
water.

Fact: Collapsed stars do not produce light. 
Question: What do NOT produce light?

Collapsed stars.