The Pong Dam is located in the neighboring state of:

The correct answer is: c) Himachal Pradesh.

The Pong Dam is a large reservoir on the Beas River in the Chamba district of Himachal Pradesh, India. It was constructed in 1975 to provide irrigation and hydroelectric power. The dam is 1,380 meters long and 133 meters high, and its reservoir has a capacity of 10.5 billion cubic meters.

The Pong Dam is located in the neighboring state of Himachal Pradesh. The other options are incorrect because they are not neighboring states of Himachal Pradesh. Rajasthan is located to the west of Himachal Pradesh, Haryana is located to the south, and Uttarakhand is located to the east.