Final answer:
The Nile River was crucial to Ancient Egyptian civilization as it made agriculture possible, resulting in the growth and sustainability of the civilization.
Step-by-step explanation:
The primary importance of the Nile River to Ancient Egyptian civilization was that it made agriculture possible. The Nile River provided fertile land through its annual flood, which allowed the Egyptians to grow crops and sustain their civilization. The passage highlights how the Nile's water was essential in creating orchards, supporting livestock, and ensuring the production of grain and barley. Without the Nile, Egypt would not have been able to thrive and sustain its population.
Learn more about Importance of the Nile River in Ancient Egyptian civilization