The largest source of drinking water for Islamabad is ___________?
- A. Khanpur Dam
- B. Rawal Dam
- C. Ghazi Dam
- D. Haru Dam
Explanation
Khanpur Dam is Islamabad's principal source of potable water, while Rawal Dam mainly provides supplementary water and supports recreation. The dam is located on the Haro River near Khanpur in Khyber Pakhtunkhwa.