AP Flashcards
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| 7668997210 | advanced cities | birthplace of civilization | 0 | |
| 7668997211 | Specialized Workers | development of skills in a specific kind of work | 1 | |
| 7668997212 | Complex institutions | creation of government | 2 | |
| 7668997213 | recording system | records important matter | 3 | |
| 7668997214 | Tecnology | needed to solve problems that emerge when large group of people live together | 4 |