Which of the Following Is False Regarding the World's Supply

Which of the following is false regarding the world's supply of freshwater?

A) Because water is a renewable resource, it is unlikely for there to be a significant freshwater shortage.
B) In the U.S., there is currently more groundwater being withdrawn than replenished, causing falling aquifer levels and unprecedented droughts.
C) When rain runs off pavement and dessicated croplands, it carries pollutants (such as pesticides and motor oil) into bodies of freshwater.
D) When their levels drop, coastal aquifers become susceptible to saltwater contamination.