How did the artist create the illusion of form in the image below? question 4 options: by creating a contrast of color by placinge the circle in the center of the image by using values to create shadows and highlights

Culinary arts- a serving of seafood appetizers is arranged on a bed of ice. dipping sauces are in the center with a tiny spoon for dishing them out. what technique did the chef apply to make the arrangements? the chef applied the technique to make the arrangements