Jhanjhar is the famous folk dance of

Bilaspur
Una
Chamba
Kinnaur

The correct answer is: C. Chamba

Jhanjhar is a folk dance of Chamba district in Himachal Pradesh. It is a dance of the Gaddi people, who are a pastoral community of the Himalayas. The dance is performed by men and women, and it is a celebration of the harvest. The dancers wear traditional costumes, and they carry swords and shields. The dance is accompanied by music from drums and pipes.

Bilaspur is a district in Himachal Pradesh. It is located in the central part of the state. The district is known for its temples, palaces, and forts. The people of Bilaspur are known for their hospitality and their love of music and dance.

Una is a district in Himachal Pradesh. It is located in the southern part of the state. The district is known for its temples, palaces, and forts. The people of Una are known for their hospitality and their love of music and dance.

Chamba is a district in Himachal Pradesh. It is located in the northern part of the state. The district is known for its temples, palaces, and forts. The people of Chamba are known for their hospitality and their love of music and dance.

Kinnaur is a district in Himachal Pradesh. It is located in the eastern part of the state. The district is known for its temples, palaces, and forts. The people of Kinnaur are known for their hospitality and their love of music and dance.