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: passive immunity lasts only as long as the antibodies survive in blood. 
Question: passive immunity lasts only as long as the antibodies survive where?
[A]: blood.


[Q]: Fact: smoking cigarettes decreases stamina. 
Question: what decreases your stamina when you smoke it?
[A]: cigarettes.


[Q]: Fact: breaking down rice into components the body can absorb is digestion. 
Question: Digestion breaks down what into components the body can absorb?
[A]:
rice.