The correct answer is: A. Mandi
Chintpurni fair is held in Mandi district of Himachal Pradesh. It is a Hindu pilgrimage fair held in the month of November every year. The fair is dedicated to the goddess Chintpurni, who is believed to be the incarnation of the goddess Durga. The fair is attended by lakhs of devotees from all over India.
The fair is a major tourist attraction and is known for its vibrant atmosphere and cultural performances. The fair also features a number of religious rituals and ceremonies.
The fair is held at the Chintpurni temple, which is located on a hilltop in the Mandi district. The temple is a popular pilgrimage destination and is believed to be one of the 51 Shakti Peethas, or sacred sites of the goddess Shakti.
The fair is a major economic boost for the region and provides employment to a large number of people. The fair also helps to promote the culture and traditions of the region.
The other options are incorrect because:
- Una is a district in Himachal Pradesh, but the Chintpurni fair is not held there.
- Sirmaur is a district in Himachal Pradesh, but the Chintpurni fair is not held there.
- Chamba is a district in Himachal Pradesh, but the Chintpurni fair is not held there.