On what date did the conflict begin

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.

The person who has the job of maintaining order in the house is the sergeant at arms. majority whip. speaker of the house. president of the house.

Moral principles is what ? a. appreciation b. tariff c. fiscal d. ethics