When the Lousiana Territory became part of the United Statesm, President Jefferson wanted A to know about the plants and animals there
B to know about the Native Americans who lived there
C to find a water route across the continent
D all of the above

Acquisition of Louisiana was a long-term goal of President Thomas Jefferson, who was especially eager to gain control of the crucial Mississippi River port of New Orleans. Jefferson tasked James Monroe and Robert R. Livingston with purchasing New Orleans.

Explanation:

(b) britain had a much larger navy than the u.s.

(d) the u.s. had a small army compared to britain.