What countries gained territory after ww1?

Which of the follow modern activities would only have been possible after the neolithic revolution

Use the following words in sentences • siege •ratify •ambush

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?