The mapping technique that uses graded differences in shading, color or symbology to display the average value of geographic units across a map (e. g., counties, states or countries) is called what

answer; ///i believe the answer is ( a hitch and signals);

they were destroyed coming out of the civil war but after he war they were booming. if you need an in-depth answer follow up with me  

down below

brave new world, aldous huxley (1932)

answerblank(1); khirbat al-mafjar,blank(2); ostracon.blank(3); //hisham,blank(4),; //lion; blank(5); gazelle;