Step 1: Understand the Query.
The query concerns the classification of Kuki-Chin languages in Tripura within specific language families. The provided options list various ethnic and language groups from the region.
Step 2: Identify the Correct Grouping.
The Kuki-Chin language family includes the Halam, Kaipeng, and Darlong communities.
Step 3: Evaluate the Options.
- (1) Halam, Kaipeng, Darlong: This option is correct, identifying languages belonging to the Kuki-Chin family in Tripura.
- (2) Mogh, Garo, Ranglong: These languages do not fall under the Kuki-Chin family.
- (3) Nepali, Moslom, Ruga: These represent distinct ethnic and language families.
- (4) Kokborok, Rangkhol, Chaimal: These languages are associated with different regional language families.
Step 4: Final Answer.
Option (1) Halam, Kaipeng, Darlong is the correct answer due to their affiliation with the Kuki-Chin language family.