Answer: "UNASUR" ; which stands for:
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" Unión de Naciones Suramericanas " ; (in the "<u>Spanish language</u>");
that is; the "<u>Union of South American Nations</u>" .
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From what I've just quickly gathered through my brief research, I'd say it's B, E, and A
Answer:
I am almost certain that the answer is as follows:
Country A: Confederation (because the states have final authority, but they are all in alliance together with some form of a central government)
Country B: Federation (because the central government has final authority, but there is still a collection of states).
Hope this helps!