Your vessel is going from a warm climate to a cold climate with a hygroscopic cargo. Which statement is true?（）.
- AYou must ventilate constantly and vigorously to combat ship sweat A.Press up the slack No.1 starboard double bottom tank
- BYou should ventilate; there is little danger of ship sweat, but a possibility of cargo sweat
- CThere is danger of heavy cargo sweat if you ventilate
- DThere is little danger of any sweat problem