| A | B |
|---|
| Taming of wild plants and animals. | Domestication |
| The city and land surrounding it. | City-state |
| Exchanging goods for goods. | Barter |
| This hominid was called the greatest discovery of the 20th century and was the first to walk upright 3-4 million years ago. | Australopithecus |
| A leader or king delegating responsibilities to a group of government officials. | Bureaucracy |
| A technique used to determine the age of organic remains. | Radio-carbon dating |
| Darius I assigned provincial governors to rule his empire. They were called. | satraps |
| Time before humans invented writing. | prehistory |
