Correct option is A
The correct answer is (a) Himachal Pradesh.
Gobind Sagar, also known as the Bhakra Nangal Project, is a reservoir located in the state of Himachal Pradesh, India.
It is formed by the Bhakra Dam on the Sutlej River, which is one of the major tributaries of the Indus River.
Gobind Sagar reservoir provides water for irrigation to the states of Punjab, Haryana, and Rajasthan, and it generates hydroelectric power for various states in northern India.
The Bhakra-Nangal Dam is the second tallest dam in Asia and located on the border of Punjab and Himachal Pradesh.
The dam is 226 meters high and 518 meters in length with its greatest width at the base as 362 meters.