The correct answer is option 3 i.e Kartik.
- Kapil Muni fair is held in Kolayat in Bikaner district of Rajasthan.
- The original name of Kolayat is Kapilayatan which is named after Kapil Rishi. Kapil Muni is believed to have done 'austerity' here for the welfare of mankind.
- Kapil Muni's fair is held on Kartik Purnima in Kolayat. It is the largest fair in Bikaner district.
- There is a lake with 52 ghats which is covered with banyan trees all around. Here a temple dedicated to Kapil Muni is situated on the Kapil Muni Ghat in which a marble statue of this great saint is installed.
- People come here in large numbers to take a holy dip in the Kolayat lake throughout the year to free themselves from sins and salvation. However, bathing in the lake on Kartik Purnima is considered very auspicious.
- The famous Maharishi Kapil and Kapilayatan lake are also mentioned in the Puranas.
- A religious fair is also organized at this place along with religious events. Buffalo, camels, horses and cattle are sold in this cattle fair. Certificates and prizes are given to the best animal breeders at the fair.

