The correct answer is: a) Tiwa (Lalung).
The Jonbeel Mela is a unique barter fair celebrated by the Tiwa (Lalung) community of Assam, India. It is held every year in the month of December at Jonbeel, a village in the Morigaon district of Assam. The fair is a major cultural event for the Tiwa people and attracts people from all over the state.
The Jonbeel Mela is a time for the Tiwa people to celebrate their culture and traditions. It is also a time for them to trade goods and services. The fair is a lively and colorful event with traditional music, dance, and food.
The Jonbeel Mela is a unique and important event for the Tiwa people. It is a time for them to celebrate their culture and traditions, and to trade goods and services. The fair is a lively and colorful event that attracts people from all over the state.
The other options are incorrect because they are not the communities that celebrate the Jonbeel Mela. The Mising, Karbi, and Bodo are all indigenous communities of Assam, but they do not celebrate the Jonbeel Mela.