Correct Option: C

The hills are separated from the Karnataka plateau to the north by the Moyar River and From the Anaimalai Hills and Palni Hills to the south by the Palghat Gap. The Nilgiris District of Tamil Nadu lies within these mountains. Its latitudinal and longitudinal dimensions are 130 km (Latitude: 11° 08' to 11° 37' N) by 185 km (Longitude: 76° 27' E to 77° 4' E). Central location is : 11°22'30"N 76°45'30"E. It has an area of 2,479 square kilometres (957 sq mi).