It was an act of the congress of the confederation of the United States, hoped that answered your question :)
b. Polyphony was created for major churchholidays
I believe it's <u><em>C.high economic freedom</em></u> because as I've looked up online to back up my answer and for some info. It as said:
<h3>
<em>Authoritarianism, principle of blind submission to authority, as opposed to individual freedom of thought and action. In government, authoritarianism denotes any political system that concentrates power in the hands of a leader or a small elite that is not constitutionally responsible to the body of the people.</em></h3>
The link to it is right here: https://www.google.com/search?ei=pKnZW8SFOtGWsAXv1qugBQ&q=Which+of+the+following+characteristics+are+typically+associated+with+an+authoritarian+system+of+government%3F&oq=Which+of+the+following+characteristics+are+typically+associated+with+an+authoritarian+system+of+government%3F&gs_l=psy-ab.3..35i39l6.321378.323121..327338...1.0..0.0.0.......1....1j2..gws-wiz.....6.CjVHz3wPZD4
The start of WW2 strengthen the economy by manufacturing new weapons for american troops:
