Correct Answer: Ganga

Solution : The correct option is Ganga.

The river that is extensively used for inland waterways in India is the Ganga River. It is one of the longest and most significant rivers in India, flowing through several states and providing a crucial transportation route for goods and passengers. Additionally, other rivers like the Brahmaputra, Yamuna, Godavari, Krishna, and Mahanadi also serve as important waterways for transportation within India.