Answer - C - Frottage is a type of composition that is made by rubbing a pencil or a crayon over paper placed over a surface that has a raised design.
Key Takeaway: In the art world, frottage is the name for the method of creative production in which the artist takes a pencil, pen, or other marking tool and makes a "rubbing" over a textured surface. The method was developed by Max Ernst in 1925 when he was inspired by the texture of an ancient wooden floor and captured the pattern in the grain by laying sheets of paper on the floor and then rubbing over them with a soft pencil.