Burins are______.

a. what rolls the ink onto the surface of the plate
b. instruments for cutting into metal
c. used to transfer the ink from the plate onto the paper to create a print
d. the metal plates used in intaglio
e. acid resistant coatings

b. instruments for cutting into metal

a. Incorrect. The ink roller is not called a burin.
b. Correct. Though any instrument sharp enough could be used, burins are the most common instruments for engraving.
c. Incorrect. The press is not called a burin.
d. Incorrect. The metal plates are not called burins.
e. Incorrect. The wax, or ground, is not called a burin.