Was the north for or against sectionalism

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.

Which event occurred in 1943 and to make the allied victory possible choose all answers that are correct

Which revision stands out as most effective for a multimedia presentation slide? sources were left out. the language is simplified. a lot of the information is left out. sentences were used instead of phrases.