The dam is the world's largest earthen dam.The name is
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Nagarjuna sagar dam
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Hirakud dam
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Alamatti Dam
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Tunga Bhadra dam
B
Correct answer
Explanation
Hirakud Dam in Odisha, built across the Mahanadi River, is the world's longest earthen dam and among the largest earthen dams by volume. Nagarjuna Sagar is a masonry dam, while Alamatti and Tunga Bhadra are not earthen dams of this scale.