(answering my own question so other people can get the answer to this!
Why was it significant that La Salle claimed all the land that drained into the Mississippi River?
A.
La Salle was not authorized to claim any new land for France.
B.
La Salle accidentally made a claim on a huge area of land.
C.
La Salle made a claim on the same land that the Spanish had claimed.
D.
La Salle helped convince American Indian tribes to move west.
ANSWER: B !!!