instruction:
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.
question:
Fact: most mosses are small. 
Question: what are most versions of small?
answer:
mosses.


question:
Fact: The things that are the smallest agents of disease are usually considered to be nonliving. 
Question: The things that are the smallest agents of disease are usually considered to be what?
answer:
nonliving.


question:
Fact: Ancestors of hagfish are thought to have been the earliest creatures with bones. 
Question: Ancestors of hagfish are thought to have been the earliest creatures with what?
answer:

bones.