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.

Input: Consider Input: Fact: Without hair, 90 percent of the body's heat would be lost. 
Question: What can prevent 90 percent of the body's heat loss?

Output: hair.


Input: Consider Input: Fact: Mutations can be detected by analysis on gene abnormalities. 
Question: Which process of gene abnormalities can mutations be detected?

Output: analysis.


Input: Consider Input: Fact: Proper hand washing can help people from getting ill. 
Question: What is one way to help prevent illness?


Output: properly wash hands.