Answer:
December 15, 1791
Explanation:
On September 21, 1789, Congress transmitted to the state Legislatures 12 proposed amendments to the Constitution. 3-12 were adopted by the states to become the Bill of rights, effective on December 15, 1791. James Madison proposed the Bill of Rights on June 8, 1789.
A. east of the Mississippi River
I think its the executive. But it may be all of them because they balance each other out, no one is higher or lower