Respuesta :

Oil on canvas. Traditional oil painting techniques often begin with the artist sketching the subject onto the canvas with charcoal or thinned paint. Oil paint is usually mixed with linseed oil, artist grade mineral spirits, or other solvents to make the paint thinner, faster or slower-drying.

Answer:

b.

He used a monochromatic color scheme, which occurs when one color predominates, shades of black, tints of white, values of a hue.

Explanation: