There are two types of intaglio printing, etching and engraving. What is the primary difference between the two? A. The artist carves the design directly in engraving, while in etching it's done by using acid to cut into the plate. B. You can feel the raised edges of the ink on an etching but not on engraving. C. The artist carves the design directly in etching, while in engraving it's done by using acid to cut into the plate.