an explanatory essay tries to explain a concept, or problem without trying to discredit or mention another writing piece, or article. an argumentative essay takes an article or piece of writing and has detailed facts, or reasons as to why that article is wrong.
Supporters typically supported the ideas of containment and domino theory.
Vietnam "hawks" or supporters of the war wanted to see Communism defeated. The war with Vietnam provided an opportunity to contain and possibly destroy Communism. They supported an "any means necessary" approach to defeat Vietnamese aggression which pulled us into war.
Answer: Articles of Confederation
The Articles of Confederation satisfied the desire of those in the new nation who wanted a weak central government with limited power.