Correct Answer:
B. Egypt
Explanation:
The Aswan High Dam is an engineering marvel built across the Nile River in Aswan, Egypt. Constructed between 1960 and 1970, it revolutionized Egypt's economy by controlling annual flooding, providing sustainable water for agriculture, and generating massive hydroelectric power.
### Important Facts:
- River: Nile River.
- Reservoir: The dam impounds water to create Lake Nasser, one of the largest man-made lakes in the world.
- Historical Impact: Its construction required the relocation of ancient Egyptian monuments, such as the Abu Simbel temples, to avoid being submerged.