Correct Option: C

Nilgiri mountains are a range of mountains with at least 24 peaks above 2,000 metres (6,600 ft), in the westernmost part of Tamil Nadu state at the junction of Karnataka and Kerala states in Southern India. They are part of the larger Western Ghats mountain chain making up the southwestern edge of the Deccan Plateau. Eucalyptus is common. Much of the Nilgiris natural Montane grasslands and shrublands interspersed with sholas has been much disturbed or destroyed by extensive tea plantations, easy motor vehicle access and extensive commercial planting and harvesting of non-native eucalyptus and wattle plantations.