During Reconstruction, the majority of southern African-Americans a. believed the government was fulfilling its promises b. felt satisfied with their work.
c. had the opportunity to purchase land
d. remained poor and without property
e. managed to climb the social scale​

D

Explanation:

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.