Answer :

The chemical and physical actions of groundwater form Karst topography. It is any region where the terrain has been dissolved by the physical and chemical weathering of the bedrock. 
There is no reason why glaciers, volcanoes, and mountains should be formed as a result of these actions. 

Answer:

Karst topography

Explanation:

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

Karst topography

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