Looking at source 1 and source 3, what is emphasized in the political cartoon that is absent in Jefferson’s letter

The civil rights act that passed in 1964

Which group was responsible for determining the borders of african colonies and later countries

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?