What Was Part of the Jefferson Administration's Policy Toward Native

What was part of the Jefferson administration's policy toward Native Americans?

A) providing literary education programs to assimilate Indians into American literary culture
B) trying to prevent tribes from moving beyond the Mississippi River
C) encouraging tribes to adopt African-American slavery as a means of assimilating into American culture
D) encouraging traders to lend Indians money so they could attain a higher standard of living
E) prohibiting settled farms among Indians so they were not able to sustain themselves financially