The main purpose of the freedmen's bureau was to
a) slaves adjust to their newfound freedom.
b) battle terrorist groups like the ku klux klan.
c) serve as a voice for freed slaves in congress.
d) establish black codes to limit freed slaves’ rights.

A) help slaves adjust to their newfound freedom.

Explanation:

The MAIN purpose of the Freedmen’s Bureau was to help slaves adjust to their newfound freedom. The bureau provided freed slaves with essentials such as clothes, food, and medical attention. Though it only lasted from 1865–1872, it helped many slaves adjust to their freedom.

(i just took the test trust me)

the united states began searching for a way to reduce oil

-agarvated

there were 6 major base camps.   the base camps were located in alva, fort reno, fort sill, the madill provisional internment camp headquarters, mcalester and camp gruber.