1. Which of the following is NOT a length of time singled out because of a specific event or development that happened during that time?
1.period 2.era 3.millennium 4.epoch

no no no no no no

explanation: tyjktyjkdeyktyktyktyd

tydjyjyj

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."