Meza Dam has been constructed on:

Correct option is C

Meza Dam is located in Rajasthan and is constructed on the Kothari River. It is an important water resource used for irrigation and local water supply in Bhilwara district. The dam plays a vital role in supporting agriculture in the region, especially during dry seasons. It is often mentioned in Rajasthan’s state-level GK and water resource development programs.
Explanation for each option: (a) Parvati River: Incorrect. Parvati River does not host the Meza Dam. It flows through other parts of Rajasthan and Madhya Pradesh. (b) Khari River: Incorrect. Though Khari is a tributary in Rajasthan, it is not associated with Meza Dam. (c) Kothari River: Correct. Meza Dam is situated on Kothari River and serves Bhilwara and surrounding areas. (d) Mansi River: Incorrect. This river is not linked to the Meza Dam project in Rajasthan. (e) Question not attempted: Not applicable.