As shown in the graphic are released from PV cells and their movements

How should the student cite this source using mla citation format?

In ohio in 1872, the cleveland massacre was a violent labor dispute at standard oil refineries in cleveland. a takeover by standard oil of the refineries in cleveland. an attempt to stop standard oil from becoming a monopoly. a failed attempt by standard oil to take over other refineries.

Which of the following was the largest group of people living in the region of transylvania? a. german b.slavic groups c.romanians d.italians