Labor unions tried to get better working conditions for workers by A. promising to work longer hours.
B. setting up an apprentice system.
C. negotiating with employers.
D. promising to train workers.

C

Explanation:

union leaders threatened strikes among other things when negotiating with employers and politicians

the answer is: the sesquicentennial of the american civil war is an occasion to consider the legacy of that great conflict. this legacy is our inheritance, and despite many indelible features, we continue to negotiate the resolution of that conflict. the civil war was fought over slavery, but not always on behalf of slaves

evaluate the extent to which the seven years' war (french and indian war, 1754–1763) marked a turning point in american relations with great britain, analyzing what changed and what stayed the same from the period before the war to the period after it.