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: The crystallized rocks are made by lava from the mantle. 
Question: Where does the lava come from that makes igneous rocks?
Example Output: Mantle.

Example Input: Fact: molecules of deoxyribonucleic acid are encoded with instructions that tell cells what to do. 
Question: What molecules are are encoded with instructions that tell cells what to do?
Example Output: deoxyribonucleic acid.

Example Input: Fact: The pituitary gland regulates the metabolic rate in the body. 
Question: What gland helps regulate the metabolic rate in the body?
Example Output:
Pituitary gland.