Question:-
What gave rise to Egyptian civilization?
Question options:
the downfall of the Kush river civilization
changes in climate
the fertile Nile Valley
the gold and salt trade
Answer:-
the fertile Nile Valley.
Explanation:-
Most of Egypt is desert, but the soil along the Nile is rich and suitable for growing crops.
The Nile flooded the valley and enriched the land with thick layers of alluvial soil.
Therefore, the fertile Nile Valley gave rise to Egyptian civilization.