Trade between the states declined during the period of the articles of confederation (1781-1789) for all these reasons except for

a.
state tariffs
b.
a variety of money systems
c.
state rivalry
d.
national regulation of trade

its d

Explanation:

it gotta be d Trade between the states declined during the period of the Articles of Confederation (1781-1789) for all these reasons except "national regulation of trade" since there was no regulation.

during world war ii                                                      

the correct answers are: 1) lay and collect taxes and duties; 2) pay debts; 5) borrow money;   6) regulate commerce with foreign nations.

article 1, section 8. refers to the powers of congress. according to the united states constitution: “the congress shall have the power to lay and collect taxes, duties, imposts, and excises, to pay the debts and provide for the common defense and general welfare of the united states.”