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: Some animals that eat plants.have more than one stomach. 
Question: Some animals that eat plants have?
[A]: more than one stomach.


[Q]: Fact: High pressure systems cause calm weather conditions. 
Question: High pressure systems cause what weather conditions?
[A]: calm.


[Q]: Fact: evolution changes the characteristics of trees over time. 
Question: Evolution changes the characteristics of what over time?
[A]:
trees.