An ice cube is floating in a glass of water with the water level just reaching the top of the glass. If the temperature in the surrounding area is above freezing, the ice cube will melt. When it does,
A. the water level in the glass will remain unchanged as the ice continues to melt.
B. the water level in the glass will begin to go down.
C. water will begin to spill over the top of the glass.
D. it is impossible to tell what the water level will do from the information given.
Answer: A
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