Define soil dagradation & Explain the type of soil degradorion with their controlling measures?

Here is a picture  of the net. its 4 squares in a row diagonal and on the third draw one square aove and under

Master planned communities outside of chicago. note: population density means people living in an area per square mile. chicago, an urban and highly populated area has a much more higher density than a desert, amish community, settlement, or nomadic region.

How is this a question? where are the answer choices?