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.

The quote below is an excerpt from the charter of the united nations: "the purposes of the united nations are: to maintain international peace and security, and to that end: to take effective collective measures for the prevention and removal of threats to the peace, and for the suppression of acts of aggression or other breaches of the peace, and to bring about by peaceful means, and in conformity with the principles of justice and international law, adjustment or settlement of international disputes or situations which might lead to a breach of the peace . " source:this section implies that the united nations is prepared to do what to keep world peace?