What is intaglio?
a. a printmaking technique where the image is burned into the surface
b. a printmaking technique where the image is sketched into the surface
c. a printmaking technique where the image is incised into the surface

C. A printmaking technique where the image is incised into the surface

Explanation:

Intaglio is the printmaking techniques in which the image is incised into a surface and the incised line or sunken area holds the ink which is placed below the surface of the hard plate. The design is cut, scratched, or etched into the printing surface or plate, which can be copper, zinc, aluminum, magnesium, plastic, or even coated paper.

your answer would be d.)