The correct answer is: A. Chamba
The 7-day fair held on the occasion of Shivratri in which devotees carry idols of Gods and Goddesses in Palanquins on their shoulders is the Chamba Dussehra. It is a major tourist attraction in Himachal Pradesh.
The fair is held in the town of Chamba, which is located in the Chamba district of Himachal Pradesh. The fair starts on the tenth day of the Hindu month of Ashvin (September-October) and ends on the full moon day of the same month.
The main attraction of the fair is the procession of idols of Gods and Goddesses, which is carried out on the tenth day of the fair. The idols are carried in palanquins on the shoulders of devotees. The procession starts from the Chamunda Devi Temple and ends at the Raghunath Temple.
The fair is also a time for people to buy and sell goods. There are stalls selling a variety of goods, including clothes, jewellery, utensils, and food.
The Chamba Dussehra is a vibrant and colourful fair, which is a major tourist attraction in Himachal Pradesh.