Answer: (Detailed Solution Below)
Option B: Karnataka
Detailed Solution:
The correct answer is “Karnataka”.
Karnataka is considered a pioneering state in the development of hydroelectric power in India. In 1902, the state established its first major hydroelectric generating station in Shivanasamudra, across the Kaveri River, for commercial operations.
In 1897, A hydroelectricity plant was commissioned in Darjeeling – the Sidrapong Hydropower facility. And in 1902, a Hydro Power station at Sivasamudram in Karnataka was commissioned.