Respuesta :
					                   the answer would be D .7 kilometers because it is the only answer less than .73 kilometers 
					                
					                
					             
					                   The answer is D. 0.7 kilometer, because all the other choices go higher than 0.73 kilometer, but 0.7 kilometer equals to 0.70 kilometer, which indeed shorter than 0.73 kilometer
					                
					                
					              
			                  