It would be "d. eight-hour days" that was not a problem faced by workers in nineteenth century mills or mines, since legislation advocating for strict working hours did not come about until the Progressive Era.
Answer:
It means like how are social changes crated. This means like changes in how we create relationships and continue them. We dont realize, but we are changing everyday. So in this question its asking how are those changes created and how to they last?
That Lincoln was a good person to take care of the Union and the common good of the people. Also that the Proclamation was passed due to strong moral conviction because it was the right thing to do
Baron de Montesquieu, Voltaire, Jean-Jacques Rousseau and Denis Diderot were the 5 famous french philosophers