Which technique can be used to show illusion on a two dimensional surface?

Question

(1 point)
Responses

contour
contour

shading
shading

color
color

symmetry

Answer 1

shading

Answer 2

are you 100% sure?

Answer 3

Yes, I am 100% sure. Shading is a technique that can be used to create the illusion of depth and dimension on a two-dimensional surface. By varying the intensity or darkness of the shading, artists can create the perception of form, texture, and volume.