An artist is drawing a picture of a living room Her drawing includes a couch.a floor lamp, and a small table. When she makes sure to draw a floor lamp taller than the couch and the couch bigger than the table, which principle of design is she following? contrast proportion rhythm/movement harmony/unity

The artist is following the principle of proportion in her design. Proportion refers to the relative size and scale of the various elements in a design. In this case, the artist is ensuring that the floor lamp is taller than the couch, and the couch is larger than the table, which creates a sense of proportion and balance in the composition.