Name different types of civilization

Why is it important that dr. luther king jr. use non-violent protest to create social change?

Jackson pollock described his art style in the following quote: “new needs need new techniques.… it seems to me that the modern painter cannot express this age, the airplane, the atom bomb, the radio, in the old forms of the renaissance or of any other past culture. each age finds its own technique.” what point is pollock making about the new styles of art?

In a few sentences, explain how the medici family contributed to the renaissance.