Answer:
A. Lava flows block a river.
D. Ice sheets leave depressions that fill with water.
E. Movement of Earth's crust creates low areas that fill with water
Explanation:
They export from the United States.
The most important thing that the designers should take into account are the potential earthquakes - the buildings should be able to withstand the shaking of the ground.
Additionally, Earthquakes often lead to fires, so the buildings should also be fire-proof; especially not made of wood.
Finally, the possibility of a tsunami should be considered.
