The answer is D (the person who answered above me is incorrect). The inca were organized to acheive complex projects.
From conquered populations, the Incas demanded a tax of labor. This tax could be paid with military service, construction work, or agriculture work. It was this organized and intensive system of labor that allowed the Incas to complete massive construction projects. The Incas built on the engineering accomplishments of the mother cultures that preceded them in the Andes region.
The citadel is important, because it has a great archaeological value and a variety of ecosystems. Machu Picchu symbolizes the excellent technical skill, and productivity of the Inca Empire in its apogee.
John Ruthledge was appointed to the serve on the Supreme Court twice, first as associate justice and then, after a period of years off the Court, as Chief Justice, Washington appointed federal judges to 17 United States District Courts.
Development of the native and ancient civilizations with advanced systems knowledge.
Explanation:
A planned city is one that is carefully designed, layout and planned in accordance with the climate, physiography, and terrain of the region.
Most of the Egyptian cities are made in a highly planned manner. Mexico was known as the capital of the Aztec empire was made around the lake of Texcoco.
Even Mexico city is made of ruins. Cnetrlaameria commits of a large number of ancient cities and towns is as Guatemala and Honduras that have large historical backgrounds. Unlike the colonial conquest of North America.
Prominent crops included cotton, rubber, corn, sugar cane, tobacco, figs, rice, kapok, sisal, and species in the genus Indigofera, used to produce indigo dye.