The correct answer is 1) Only a and b. Explanation & Key Takeaways: • Bhima River Basin: Bhima River is a separate river basin in Maharashtra. It is a prominent tributary of the Krishna River and flows through Maharashtra, Karnataka, and Telangana. • Painganga River: The Painganga River originates in the Ajanta Hills (a part of the Satmala range). It is a significant river in Maharashtra. • The Manjara River is actually a tributary of the Godavari River. • Sindphana River: It is actually a southern tributary of the Godavari River. • The Sindphana originates in Ajanta hills in Maharashtra. • It joins the Godavari River in Maharashtra, contributing to its flow from the south. Related Concepts: • Bhima River Basin: The Bhima River originates near Bhimashankar in the Western Ghats. The river flows southeastwards and eventually joins the Krishna River. The Bhima River Basin is one of the most significant basins in Maharashtra for agriculture and water resources. • Painganga River: The Painganga River originates in the Ajanta Hills, a part of the Satmala mountain range in Maharashtra. It is a tributary of the Wardha River, which further joins the Godavari River. • Manjara River: The Manjara River is a tributary of the Godavari River and originates in the Balaghat Range of Maharashtra. It is a significant river for the Marathwada region, providing water for irrigation and drinking purposes.