Which statements are true?
i. during the migration of african americans that began around 1880, people of color moved out of the south’s cities and resettled in the more familiar southern rural and agricultural areas.
ii. in the case of plessy v. ferguson (1896), the u. s. supreme court decided the constitutionality of "separate but equal," thereby affirming jim crow in the south.
iii. in an 1895 talk in atlanta, booker t. washington demanded that black citizens have immediately access to: racial equality, civil rights, and freedom to vote.
iv. horace mann endorsed elementary education that incorporated structured curricula, discipline, and discipline.
v. jacob riis was a "muckraker" who raised public awareness of the plight of the urban poor by publishing photographs of people living in squalid conditions in new york.