PLEASE HELP
Which of these was not one of the changes to the U.S. government addressed by the new Constitution?
A) A federal currency was created to replace the individual states' currencies.
B) Congress was now allowed to levy taxes and regulate trade between the states to strengthen the economy.
C) Checks and balances were established to keep any one branch from gaining too much power.
D) The legislative branch was formed, which is responsible for making the laws that govern the nation.