Explanation: Sikkim, a small state in northeastern India, is known for its rich cultural diversity and the presence of several prominent tribal groups. The most significant of these groups include the Ghostly (Bhutia), Lepcha, and Limbu tribes.
The Ghostly, also known as the Bhutia, are one of the most prominent tribal groups in Sikkim. They are primarily of Tibetan origin and have a significant presence in the state. The Bhutia people have their own distinct language, customs, and traditions, which are deeply rooted in Tibetan culture. They are known for their unique dress, architecture, and religious practices, which are heavily influenced by Buddhism.
The Lepcha tribe is another indigenous group of Sikkim. They are believed to be the original inhabitants of the region and have a rich cultural heritage. The Lepcha people have their own language, which is part of the Tibeto-Burman language family. They are known for their traditional practices, including agriculture, hunting, and weaving. The Lepcha people also have a unique script, which is one of the few indigenous scripts in India.
The Limbu tribe is another significant tribal group in Sikkim. They are primarily of Mongoloid origin and have their own distinct language, customs, and traditions. The Limbu people are known for their unique dress, which includes a traditional hat called the "topi." They are also known for their traditional dances and music, which are an integral part of their cultural heritage.
The presence of these tribal groups in Sikkim contributes to the state's rich cultural diversity. Each tribe has its own unique customs, traditions, and languages, which add to the cultural tapestry of the region. Understanding the cultural significance of these tribes is essential for comprehending the demographic and social landscape of Sikkim.
In conclusion, the correct answer is (D) All of the above, as the Ghostly (Bhutia), Lepcha, and Limbu tribes are all prominent tribal groups in Sikkim, each contributing to the state's cultural and demographic diversity.