Final answer:
Value in art refers to the relative lightness or darkness of a shape. It is developed through techniques such as dramatic lighting, grayscale, design principles, and texture and repeating elements.
Step-by-step explanation:
Value in art refers to the relative lightness or darkness of a shape in relation to another. It is an important element used to create the illusion of mass and give a sense of light and shadow in a composition. Value can be developed in art through various techniques, including the use of dramatic lighting, a grayscale between white and black, design principles, and texture and repeating elements.