Hygroscopic cargoes should be ventilated when __________.

A
going from a warm to a cold climate
B
the dew point of the outside air is greater than the dew point of the air in the hold
C
the dew point of the air in the hold is very low
D
the outside dew point is 60°F (16°C) and the cargo temperature is 54°F (12°C)
E