How is value used in this artwork? It has intermediate colors. It has black, white, and gray colors. It has warm colors. It has complementary colors.

It has black, white, and gray colors.

Explanation:

Black became the most popular color of the nobility, particularly in Italy, France, and Spain, and grey and white were harmonious with it. Grey was also frequently used for the drawing of oil paintings, a technique called grisaille .

Black is the absence of color and white is the blending of all colors. It is a neutral color which means that it is a color which can be composed of black and white.A grisaille is a painting executed entirely in shades of grey or of another neutral grayish color. It is particularly used in large decorative schemes in imitation of sculpture.

i believe their role is to instruct certain sections on when they are to join and when they are to stop