Explanation:

First option is correct.
Karbi Anglong is one of the newly created Judicial District in the State of Assam. 25 Bighas of land allotted for establishment of Judicial Courts at Diphu. The Hon’ble Gauhati High Court has approved the proposals for temporarily accommodating the Courts and quarters at Karbi-Anglong District.
Karbi Anglong is the largest amongst the 27 administrative districts of Assam state in north-eastern India. The district is bounded by Golaghat district on the east, Meghalaya state and Marigaon district on the west, Nagaon and Golaghat districts on the north and Dima Hasao district and Nagaland state on the south.