Which of the following explains how aquatic animals in the Arctic and Antarctic survive at subzero temperatures? (5 points)
a
Ice has a higher density than water, allowing it to float on top.
b
Water freezes from bottom upward, forming an insulating layer of ice at the bottom.
c
Water expands on cooling below 4 °C, increasing in volume until it reaches 0 °C.
d
The low specific heat of water lets it cool down slowly, allowing aquatic animals to survive.
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