The Harangi Dam is a major reservoir on which river?

The correct answer is B. The Harangi Dam is a major reservoir on the Kaveri River. It is located in the Kodagu district of Karnataka, India. The dam was constructed in 1974 and is primarily used for irrigation and hydroelectric power generation. It also provides a significant amount of water for drinking and domestic purposes. The Harangi Dam is a major tourist attraction and is known for its scenic beauty.

The other options are incorrect. The Hemavati River is a tributary of the Kaveri River. The Tungabhadra River is a tributary of the Krishna River. The Sharavathi River is a tributary of the Kaveri River.