[QA] Which of the following is NOT true about the world’s water?

Question:

Which of the following is NOT true about the world’s water?

• A.
  The vast majority of the world’s water is ocean (or salty) water.
• B.
  Ocean water is salty enough to be used for drinking, farming, and manufacturing.
• C.
  Most fresh water is locked in glaciers and icecaps.
• D.
  The percentage of fresh water is very small.