Detailed Explanation:

✅ Pair 1 – Correct: Limboo (Limbu) are indigenous Kiranti people residing primarily in Sikkim, West Bengal, and Assam in India, and eastern Nepal.

❌ Pair 2 – Incorrect: Karbi tribe primarily inhabits the Karbi Anglong district of Assam and parts of Meghalaya, not Himachal Pradesh.

✅ Pair 3 – Correct: Dongaria Kondh is a Particularly Vulnerable Tribal Group (PVTG) residing in the Niyamgiri Hills of Odisha, known for their opposition to mining activities.

❌ Pair 4 – Incorrect: Bonda (Bondo) tribe is found in the Malkangiri district of Odisha, not Tamil Nadu; they are also a PVTG.