only answer this if you can do my last question with 7 questions on it for 20 points i need help on it asap.

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.

Who were the main leaders of the major powers (france, england, and great britain) during the treaty of versailles?

The holocaust is associated with which conflict? question 9 options: world war i world war ii the cold war russian revolution