Robert Livingston and James Monroe were the pair of men responsible for the purchasing of Louisiana.
In 1801, Thomas Jefferson sent Livingston (then secretary of foreign affairs) to France, with the goal of purchasing approximately 827,000 square miles of land of the Mississippi River and the port of New Orleans.
Due to his reputation as an honest man as well as a great negotiator, Monroe was appointed by Thomas Jefferson to help Livingston in the negotiations with France that would lead the acquisition of Louisiana to the United States.
Answer:
c
it makes the most sense to me
Explanation: