Final answer:
The Nile River is Africa's longest river, playing a vital role in transportation and civilization development.
Explanation:
The longest river in Africa is the Nile River. It flows through 11 countries from Lake Victoria northward and is essential for transportation, agriculture, and historically, played a crucial role in the development of civilizations.
Learn more about Nile River here:
https://brainly.com/question/36280569
