The correct answer is: B. Spiti
The Spiti River is a river in the Indian state of Himachal Pradesh. It is a tributary of the Chenab River. The Spiti River is called the “river of sorrow” by the local people because it is a major source of water for the Spiti Valley, but it also causes flooding and landslides in the valley.
The Swan River is a river in the Indian state of Himachal Pradesh. It is a tributary of the Beas River. The Swan River is not called the “river of sorrow” by the local people.
The Giri River is a river in the Indian state of Himachal Pradesh. It is a tributary of the Sutlej River. The Giri River is not called the “river of sorrow” by the local people.
The Tons River is a river in the Indian state of Himachal Pradesh. It is a tributary of the Yamuna River. The Tons River is not called the “river of sorrow” by the local people.