Is a printmaking technique from the beginning of the 18th century used for the reproduction of red or brown chalk drawings.
a. chalk
c. charcoal
b. pencil
d. crayon

Answer;
Crayon
Crayon is a printmaking technique from the beginning of the 18th Century used for the reproduction of red or brown chalk drawings. 

Explanation; 
Printmaking was an art consisting the production of images, usually on paper but occasionally on fabric, plastic, parchment, or other support. Invented in the 18th century Crayon manner was purely a reproduction technique; its aim was the imitation of chalk drawings.

c. Charcoal

CHARCOAL  is a printmaking technique from the beginning of the 18th Century used for the reproduction of red or brown chalk drawings.

NOT:

a. Chalk
b. Pencil
d. Crayon

The is c i believe that it’s c