When a marine fish was taken from the ocean and put in a tank of fresh water, it died after a short period because

A. the tank was too small compare to the large ocean
B. the body cells of the fish swelled and burst as a result of the hypotonic fresh water  
C. the body cells of the fish shrank as their sap was hypertonic to the fresh water
D. there was no food in the tank, so the starved.

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Correct Answer: B