Which of the following statements are false?

A: lakes can be freshwater or saltwater.
B: estuaries are bodies of water that can contain saltwater.
C: of all of earth's freshwater, only 1.2% is found in rivers, lakes, ponds, and streams.
D: only 1.2% of all of earth's water is found in rivers, lakes, ponds, and streams

Both C and D are false statements.