Geography · Indian Geography

Consider the following statements about the Kalvarayan (Kalrayan) Hills: I. They constitute a major part of the Western Ghats range in western Tamil Nadu. II. These hills separate the Kaveri River basin from the Palar River basin. III. The Kalrayan hills are geographically divided into the Chinna Kalrayans and Periya Kalrayans based on regional elevation. IV. The Gomukhi Dam is situated at the foothills of the Kalvarayan Hills. V. The region is predominantly inhabited by indigenous tribal communities, historically including the Malayali tribal group. How many of the above statements are correct?