If Dams Were Constructed on All the Streams Leading to a Shoreline

Multiple Choice

If dams were constructed on all the streams leading to a shoreline all of the following would be expected to happen to the coast except?

A) Beaches would get smaller or even disappear.
B) Coastal erosion would increase.
C) Sand bars and spits would decrease in size.
D) Barrier islands would retreat and decrease in size.
E) An increase in the number of tsunamis.