Correct Answer: Option C — Sardar Sarovar Project. Sardar Sarovar Project is correctly identified as Gujarat, Madhya Pradesh, Maharashtra and Rajasthan are associated project states. Sardar Sarovar Project is also associated with its benefits include irrigation, drinking water and power. Another identifying fact about Sardar Sarovar Project is that Gujarat, Madhya Pradesh, Maharashtra and Rajasthan are associated project states. A further exam-relevant fact about Sardar Sarovar Project is that its benefits include irrigation, drinking water and power. Why the other options are incorrect: Option A — Tehri Project: Tehri Project is it is an earth-and-rock-fill dam. Tehri Project is also associated with the project supports hydropower, irrigation and drinking-water supply. Option B — Rihand Project: Rihand Project is its reservoir is called Govind Ballabh Pant Sagar. Rihand Project is also associated with the project is important for power generation and regional water use. Option D — Tungabhadra Project: Tungabhadra Project is Karnataka and Andhra Pradesh are major beneficiary states. Tungabhadra Project is also associated with irrigation and hydroelectric power are major benefits. Exam Takeaway: Connect Sardar Sarovar Project with “Gujarat, Madhya Pradesh, Maharashtra and Rajasthan are associated project states” and “its benefits include irrigation, drinking water and power” for revision.