The correct answer is: b) Bhutia community.
The Yak Chaam is a masked dance depicting the mythical yak, and is a popular folk dance of the Bhutia community. It is performed during the Losar festival, which is the Tibetan New Year. The dance is a way to celebrate the arrival of the new year and to pray for good luck and prosperity.
The Yak Chaam is a complex and elaborate dance, and it requires a great deal of skill and training to perform. The dancers wear elaborate costumes and masks, and they perform a series of intricate steps and movements. The dance is accompanied by music and singing, and it is a very colorful and exciting spectacle.
The Yak Chaam is a very important part of the Bhutia culture, and it is a way to preserve their traditions and heritage. It is also a way to connect with their ancestors and to pray for good luck and prosperity.
The other options are incorrect because:
- The Lepcha community is an ethnic group native to the eastern Himalayas. They are not known for their Yak Chaam dance.
- The Nepali community is an ethnic group native to Nepal. They are not known for their Yak Chaam dance.
- Tibetan refugees are people who have fled Tibet due to political or religious persecution. They are not known for their Yak Chaam dance.