When did slavery in Africa begin

-what is one question you might ask after reading the fred munguia's story?

What group elected their first democratic member of congress under the new deal coalition? a- northern blue collar workers b- african americans c- native americans d- poor southern whites

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?