Which culture is credited with the first system of writing known to humanity? akkadians assyrians babylonians sumerians

Choose the answer that is most accurate and true. relief printing is a. a printing process where the artist cuts away an image from a soft synthetic material. b. a process that uses flat surface in which layers of material cut away to create an image. c. a device used to transfer an image. d. a method of correlating color separation so that the colors line up correctly.