What happens to a glass of water at a temperature of 20°C when it is placed into a freezer set at –10°C?
A; It cools to –10°C, where it stays until freezing is complete.
B; It freezes, then the temperature drops to 0°C and then to –10°C.
C; It cools to 0°C, where it stays until freezing is complete.
D; It freezes, then the temperature drops to 0°C and stays there.