 Complete the following phrase:  Four different versions of the 12th edition were printed. All are divided into six parts, from Founding the New Nation with an initial chapter on prehistory, natives, and European exploration through Making Modern America. The six parts are subdivided into a total of 42 chapters spanning 1034 pages. The books chronology officially ends in the year 2001, though later printings include an additional three paragraphs detailing the 2004 US election as well as 