Question

in northern europe, many reclaimed polders, such as the one in the photo above, are created by systems of that have been built to hold back water. a. fjords b. lochs c. siroccos d. dikes

Explanation:

Fjords are long, narrow inlets with steep sides or cliffs, formed by glaciers. Foehns are warm, dry winds. Siroccos are hot, dust - laden southerly winds. Dikes are embankments or barriers built to hold back water, and they are used to create reclaimed polders in northern Europe.

Answer:

D. dikes