Can anyone tell me why edgenuity is so bad? Ill give 25 points

In ohio in 1872, the cleveland massacre was a)a violent labor dispute at standard oil refineries in cleveland. b)a takeover by standard oil of the refineries in cleveland. c)an attempt to stop standard oil from becoming a monopoly. d)a failed attempt by standard oil to take over other refineries.

Use the following words in sentences • siege •ratify •ambush

Ahistorian who compares the expansion of political systems to the expansion of economic systems is organizing history by