Answer:
Answer: D. Louisiana was already purchased.
(Pls mark brainiest if this helped! :D)
President Thomas Jefferson commissioned the expedition after the Louisiana Purchase in 1803 to explore and to map the newly acquired territory, to find a practical route across the western half of the continent, and to establish an American presence in this territory before Britain and other European powers tried to claim it. Also the objectives were scientific and economic: to study the area's plants, animal life, and geography, and to establish trade with local American Indian tribes.
Explanation:
Answer: The Navigation Acts, while enriching Britain, caused resentment in the colonies and contributed to the American Revolution. The Navigation Acts required all of a colony's imports to be either bought from Britain or resold by British merchants in Britain, regardless of the price obtainable elsewhere.
In April 1775 British soldiers, called lobsterbacks because of their red coats, and minutemen the colonists' militia exchanged gunfire at Lexington and Concord in Massachusetts. Described as "the shot heard round the world," it signaled the start of the American Revolution and led to the creation of a new nation. :)
The Articles of Confederation was a weak central government so they have to make a new Constitution, The U.S. Constitution.