Which innovation most directly led to the development of the first civilization?

Question

Which innovation most directly led to the development of the first civilization?

Answer 1

The most important innovation was when human beings learned how to grow crops and exploit land. This allowed people to become sedentary and stop begin nomads. It allowed them to stay in one place and make that place their own, constructing a culture from the surrounding nature, as well as developing better housing constructions.

Answer 2

The need for protection and human interaction as they found there was strength in numbers. Also, the early development of weapons by the hunter-gatherers.

Answer 3

Irrigation