Answer:
1. This timeline covers about 6,000 years
2. About 3,000 years
3. The Neolithic Revolution
4. The plow was invented around 4,000 B.C.
5. Put an X on "Cattle were domesticated between 10,000 and 7,000 B.C., and "Before 9,000 B.C., people did not grow their own food
Explanation:
