Blank is the printmaking process in which lines are incised into the surface of a plate

Intaglio is the printmaking process in which lines are incised into the surface of a plate. It is the direct opposite of a relief print. Western artists used the process of intaglio by means of metal plates that are cut and ink after. In intaglio printing, a cutting tool called a burin is used to cut into the metal plate the lines that are going to be printed, this process is called engraving. 

you didnt add any sort of groups or any options, you can edit it and then people can try to answer now its kinda hard.

hope this gives you a heads up why you arent answered. : d

have a great rest of your day!