The pump-and-treat method is

A. ineffective in cleansing contaminated water well enough to be used as a drinking water supply.
B. the surface treatment of polluted groundwater that has been removed from an aquifer.
C. the process by which municipal sewage is treated before discharge into a river.
D. a fast, effective and inexpensive means of treating contaminated groundwater.


Answer: B

Environmental & Atmospheric Sciences

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