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: jellyfish can regrow segments. 
Question: What can regrow segments?
[A]: jellyfish.


[Q]: Fact: collagen is fibrous. 
Question: What texture is collagen?
[A]: fibrous.


[Q]: Fact: the tilt of the earth causes seasons. 
Question: What causes the seasons of the earth?
[A]:
The tilt.