Answer:
Probably A.
Explanation:
The Articles did not have separation of powers. It could possibly be B, because the constitution let the federal government tax whereas the the Articles would not also the articles let the states trade internationally, whereas the constitution gave the federal government the control over international trade. But I personally am leaning towards A.
Because I am not exactly sure what war you are talking about, I will answer the question as if it were World War II. The Attack on Pearl Harbor is the main reason the U.S. joined the war (WWII).
I hope this helps.
