During the peak of industrialization in america in the decades following the civil war, which group of americans did most of the low-paying, back-breaking factory work?

I’m annoyed but glad that my history teacher left and quit her job as a teacher to become a flight attendant

"neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the united states, or any place subject to their jurisdiction." - the thirteenth amendment to the united states constitution, 1865 which statement describes the effect that the thirteenth amendment had on american society? a) male freedmen were given the right to vote. b) slavery was made illegal in the united states. c) ex-slaves were given united states citizenship. d) southern states were no longer allowed to use convicts as labor.

Answer asap! what were the consequences of the battle of saratoga? how did these consequences turn the war in americans favor?