Which statement BEST describes the alliance systems in the years leading up to World War 1?

b

explanation:

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

b) the confederacy had to pay all union war expenses.