Correct Answer : Chhattisgarh
Mahanadi River, river in central India, rising in the hills of southeastern Chhattisgarh state. The Mahanadi (“Great River”) follows a total course of 560 miles (900 km) and has an estimated drainage area of 51,000 square miles (132,100 square km). Mahanadi River at Cuttack, Odisha, India.