Answer : 2. "Chambal"
Explanation :

Answer: B) Chambal Explanation: The Gandhi Sagar Dam is built on Chambal river and is located in the Mandsaur & Neemuch district of Madhya Pradesh.   The dam’s reservoir area is the second-largest in India (after the Hirakud Reservoir), and attracts a large number of migratory and non-migratory birds throughout the year.   It is a masonry gravity dam, standing 62.17 metres (204.0 ft) high.