What is the biography of William penn??? I need help please

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 piece of information would most a historian create an interpretation of this photograph of works in a factory?

How much did inflation increase during president carter’s term?