1. Dry
Well
Cone of
2. Land
Subsidence
Depression
3. Dry
Well
4. Saltwater
Intrusion
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Which of the following is the most likely reason wells 1 and 3 became dry?
A. Use over too many years wore out the equipment.
B. Pumping too much water lowered the water table.
C. Salt from the ocean gradually moved inland.
D. The roots of crops soaked up underground water.