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: crocodiles have good eyesight and a keen sense of smell. 
Question: What has good eyesight and a keen sense of smell?
Example Output: crocodiles.

Example Input: Fact: ancestors of hagfish probably had backbones. 
Question: What did ancestors of hagfish probably have?
Example Output: backbone.

Example Input: Fact: agriculture can result in animals moving to another area from their home area. 
Question: What happen in animals' home area that can result in animals moving to another area?
Example Output:
agriculture.