How does groundwater become polluted?

a.

Pollutants mixed with water pass through permeable layers above the aquifer.

b.

Factories dump their waste directly into aquifers.

c.

Refuse infiltrates the water table when garbage is dumped.

d.

All of the above

Question

How does groundwater become polluted?



a. 

Pollutants mixed with water pass through permeable layers above the aquifer. 


b. 

Factories dump their waste directly into aquifers. 


c. 

Refuse infiltrates the water table when garbage is dumped. 


d. 

All of the above

anonymous · Answer

in this case, D ( all of the above) would be your answer c: