The correct option is C Indravati
The Cauvery basin extends over states of Tamil Nadu, Karnataka, Kerala and Union Territory of Puducherry. The Cauvery River is one of the major rivers of the peninsula. Its important tributaries joining from left are the Harangi, the Hemavati, the Shimsha and the Arkavati whereas the Lakshmantirtha, the Kabbani, the Suvarnavati, the Bhavani, the Noyil and the Amaravati joins from right. The river drains into the Bay of Bengal. The Indravati River is a tributary of the Godavari River.