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.

Example Input: Fact: mammals prevent death with the help of a diaphragm. 
Question: What do mammals use a diaphragm for?
Example Output: Preventing death.

Example Input: Fact: Aging is associated with apoptosis. 
Question: What stage is associated with apoptosis?
Example Output: aging.

Example Input: Fact: absorbing food causes objects to heat. 
Question: What causes objects to heat when absorbed?
Example Output:
food.