(A) Indus River
(B) Sutlej River
(C) Jhelum River
(D) Kabul River
The answer is: (D) Kabul River
The main river in the Khyber Pakhtunkhwa province of Pakistan is Kabul River. It originates in the Sanglakh Range (in Afghanistan) of the Hindu Kush mountain range. Its total length is 700 kilometer and it finally falls into Indus river near Attock, Pakistan.