The Principles of Design are balance, proportion, pattern, movement, emphasis, contrast, variety, and unity. Variety is when an artist uses different lines, shapes, colors, values, or forms to create interest in an artwork. Which statement talks about variety in this sculpture by Louse Nevelson?

A: Louise painted everything one color
B: everything is placed in a box like form
C: the repetition of matching forms help create a sense of rhythm