Correct Answer: (c) Assam
Note: Me-Dum-Me-Phi is an ancestor-worship festival celebrated in the state of Assam, located in northeastem India. It is a traditional festival of the Tai Ahom community, who believe in the worship of their ancestors. Me-Dum-Me-Phi is celebrated every year on 31st January to honor and pay tribute to the departed souls of the family members. During this festival, the Ahom community performs various rituals and offers prayers to their ancestors.