Correct Option: C

Karimganj s a town in the Karimganj District of the Indian state of Assam. Karimganj town is located on the northern fringe of the district adjoining Bangladesh, flanked on two sides by the Kushiyara River and Longai river, Karimganj town is located just on the Bangladesh border with the river Kushiara flowing in between. One prominent feature of the place is a long and winding canal called Noti Khal meandering across the town. Karimganj became a subdivision of Sylhet District of British India in late nineteenth century. It was severed from Sylhet during Partition of India and was included in India as a part of Cachar district in Assam. In 1983, Karimganj became a district of Assam.