The following statements explain why contamination of aquifers is dangerous. Which of the statements is false?
A. Aquifers can take an extremely long time to turn over their water content.
B. Minuscule amounts of a pollutant can contaminate an entire aquifer.
C. The contaminants are concentrated by the different densities of water in the aquifers.
D. Pollutants are extremely stable once they contaminate an aquifer.
E. All of these statements are true.
Answer: C
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