The correct answer is: a) Bihu music.
The pepa is a buffalo horn instrument that is played in Bihu music. It is a unique feature of Bihu music and is not found in any other type of music. The pepa is made from the horn of a buffalo and is played by blowing into it. It has a deep, resonant sound that is perfect for accompanying Bihu dance and music.
Bihu is a folk festival that is celebrated in the Indian states of Assam, Meghalaya, Arunachal Pradesh, and Nagaland. It is a major festival in these states and is celebrated with great pomp and show. The festival is held in the month of Magh (January-February) and marks the beginning of the harvesting season.
Bihu music is a very important part of the festival. It is played during the day and night and is accompanied by dance and singing. The music is lively and energetic and is perfect for celebrating the harvest.
The pepa is one of the most important instruments in Bihu music. It is played by blowing into it and produces a deep, resonant sound. The pepa is used to accompany both dance and music. It is a very important part of Bihu music and is a unique feature of Bihu music.
The other options are incorrect because they do not feature the pepa. Jhumur dance is a folk dance that is performed in the Indian states of Jharkhand, Odisha, and West Bengal. Goalpariya folk songs are folk songs that are sung in the Goalpara district of Assam. Ojapali performances are a type of folk theater that is performed in the Indian states of Assam, Manipur, and Tripura. None of these performances feature the pepa.