Nspite of having no voting rights and being marginalized by american society, what role did women, african americans, native americans, and lbgtq people play in u. s. history?

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.