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It is the branch of scince and engineering deboted to designing,producing,and using structures,device,and systems by manipulating atoms and molecules
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In the pre-classical period (2000 BC - 250 AD), the Olmecs and Zapotecs stand out. The Zapotec culture (600 BC - 1521) developed in the Oaxaca Valley in the south of the Mexican Highlands. Zapotecs built cities; they had a writing system and a calendar. The basis of the economy was agriculture based on irrigation. The capital of the Zapotecs Monte Alban was the largest city in southern Mexico.
The later Olmec cities were temple centers. The Olmec culture is one of the earliest cultures of Mesoamerica. Almost nothing is known about the social structure and political structure of the "Olmec" society. An analysis of the burial complexes shows that the process of property differentiation in the local society has gone quite far. The presence of ritual centers with a certain layout indicates a fairly high level of organization of power. The role of the leader, carrying out primarily military functions, is taking place.
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The teaching of African American accomplishments are important because it educates the public on important African American contributions throughout history.
The answer is C because america cut taxes known as Tariffs because if they cut taxes they could put more price on over sea shipping so that trade stays within the united states instead of helping other country's <span />
