Answer: When you figure out the main idea, you can then see how the author addresses it. If they have a bias opinion against, or for it, you can note their ton when the speak about it. Knowing the main idea, can help show why the author is writing about it, and how they feel about it as well.
Explanation: Hope it helps :)
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What stanza? No sentence can be given without the stanza.
"A.to help foster peace and economic collaboration among Europeans nations" is the correct answer. It was one of the solutions to ending violence after World War II.