In the delta region _________ had to be built to prevent flooding and canals had to be constructed to carry water to the fields.
A. embankments
B. dams
C. rivers
D. none of these
Answer:A
In the delta region _________ had to be built to prevent flooding and canals had to be constructed to carry water to the fields.
A. embankments B. dams C. rivers D. none of these