How did the debris from the Gros Ventre Landslide of 1925 lead to another disaster in the same region in 1927?

A) Loose debris resulted in a mudflow.
B) The mass movement of sediment contaminated drinking water.
C) The debris blocked the river, creating a lake that later burst.
D) The debris mixed with river water to create a lahar.


Answer: C

Environmental & Atmospheric Sciences

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