单项选择题
When carrying a cargo of asphalt or molten sulfur，which are carried at temperatures of over 300°F，one of the biggest dangers is（）.
A.water in the tanks or pipelines B.having the cargo too cool C.explosion of vapors after discharge D.inadequate ullage space
单项选择题 When cargo aboard a jack-up in transit becomes adrift，the tow vessel should be asked to （）.
单项选择题 When accepting vehicles for shipment，the Master should ensure that（）.
单项选择题 To “shore up” the main deck for the stowage of deck cargo means to（）.
