Which of the Following Statements Is True

Multiple Choice

Which of the following statements is true?

A) Glaciers make up about 20 percent of Earth's freshwater pool.
B) An aquifer is a pool of freshwater perched over the base groundwater that is accessible by humans.
C) Transpiration moves saltwater to the atmosphere and then to freshwater pools on Earth's surface.
D) About 2.5 percent of Earth's water is fresh at any given time.
E) The process of respiration is critical for maintaining the freshwater pools on Earth's surface.