Page(s) 242-247 2.4.1 Approaches to Three Dimensions in Sculpture; Bas-Relief and High Relief What, if anything, is true of all sculptures? True Drag appropriate answer(s) here They exist in four dimensions. They can only be made from stone, metal, wood, or ceramics. They are never entirely abstract. They cannot be made out of several separate components. They invite us to interact with them. They occupy physical space in our world.