The Weather Reporter Predicts That There Is a 20% Chance

Multiple Choice

The weather reporter predicts that there is a 20% chance of snow tomorrow for a certain region.What is meant by this phrase?
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A) Snow occurs 20% of the time in this region.
B) In circumstances "like this," snow occurs 20% of the time.
C) The occurrence of snow is "truly random" and will occur 20% of the time.
D) It will rain 20% of the day tomorrow.
E) 20% of the time it snows on this date.