Background: The background is the area of a composition that is furthest away from the viewer, typically containing less detail and serving as a backdrop for the foreground and middle ground elements.
Composition:Composition refers to the arrangement of visual elements within a work of art, including how foreground, middle ground, and background interact to create a cohesive whole.
Depth: Depth in art refers to the illusion of three-dimensional space on a two-dimensional surface, achieved through techniques like layering elements in the foreground, middle ground, and background.