You are presented with the question "Damming a river can cause what in a depression?" and the following answer choices: 
- storing water
 - less water
 - toxic water
 - silt
 - water ponding
 - dry stones
 - body water
 - drying out

Now knowing that damming a river can cause a lake to form and water ponding in a depression forms a lake, choose the best answer.


 

     water ponding    