D. It allows citizens of many European countries to freely travel across the continent.
Answer:
5. Agriculture flourished in each of them.
6. Neolithic Revolution
Explanation:
Early civilizations were able to rise on account of the Neolithic Revolution which saw humans begin to utilize agriculture to feed its population. This led to more people being born due to the food security and the establishment of social structures that led to early civilization.
The civilizations shown the maps were able to rise due to the presence of agriculture in their areas. For instance, the fertile soils of the Nile and te Tigris and Euphrates allowed for the establishment of the Egyptian and Mesopotamian civilizations.
This answer is ATP because it is produced directly in the reactions that transform glucose
The Inca Empire used the Quechua communication system which was letters and Egypt used the Hieroglyphics which were symbols.
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