Which of the following river merges with Karnali river at Bahram Ghat and becomes Ghaghara river?

Ghaghara, also called Karnali is a perennial trans boundary river originating on the Tibetan Plateau near Lake Manasarovar. The Karnali cuts through the Himalayas in Nepal and joins the Sharda River at Brahma Ghat in India. Together they form the Ghaghara River, a major left bank tributary of the Ganges.