The correct answer is (d). The Pindar River is a tributary of the Alaknanda River, which in turn is a tributary of the Ganges River. The Pindar River originates from the Khatling Glacier in the Garhwal Himalayas. The Pindar River is a popular destination for trekking and mountaineering.
The Mandakini River is a tributary of the Alaknanda River. The Mandakini River originates from the Kedarnath Glacier in the Garhwal Himalayas. The Mandakini River is a popular destination for pilgrimage.
The Nandakini River is a tributary of the Alaknanda River. The Nandakini River originates from the Nanda Devi Glacier in the Garhwal Himalayas. The Nandakini River is a popular destination for trekking and mountaineering.
The Bhilangana River is a tributary of the Alaknanda River. The Bhilangana River originates from the Milam Glacier in the Garhwal Himalayas. The Bhilangana River is a popular destination for trekking and mountaineering.