How did state politicians undermine Jefferson’s promises to Native Ame

How did state politicians undermine Jefferson’s promises to Native Americans?

a. They passed the Adams-Onís Treaty to obtain Florida as U.S. land, but Jefferson had promised
Florida to the Native Americans.
b. They denied independent states to Native Americans, as promised by Jefferson.
c. They authorized the occupation of Native American land, displacing Native Americans to whom Jefferson had promised land and citizenship.
d. They attempted to relocate or exterminate the Native Americans from their land against the policies of President Jefferson.
e. They would not allow Native Americans to own African slaves, and yet Jefferson himself and most southern politicians owned slaves.

ANSWER
C