Which of the Following Is NOT True

Which of the following is NOT true?

A) Decreases in snow cover may create a positive feedback loop as decreased albedo can lead to more warming.
B) Seasonal snowpacks increases Earthʹs albedo.
C) Many western states heavily rely on snowmelt for municipal water supplies.
D) The cryosphere comprises only a small,but very important component of Earthʹs freshwater resources.