<span>The answer would be B: </span><span>write down exactly who wrote the information and where it comes from
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Documenting a source is another way to say Citing a source. When you cite a source you are telling where you got the info and who was the author of that info. When you don't cite a source that is called PLAGIARISING. Plagiarism is illegal and in most schools, there are huge consequences. So, when you use info that is not yours, make sure to cite it :)
Hope that helps!
-Chris</span>
Answer:
Each essential amino acid must be supplied at the intestine from the diet or from the rumen microbes. The cow also requires “nonessential” amino acids but can make them in sufficient amounts to meet needs.
Explanation:
My guess is A, but I don't know for sure.