单项选择题
A.It will abort the transmission and set off an audible alarm that must be manually reset
B.It will initiate the DSC distress alert but，as no information will be transmitted，rescue personnel will not be able to identify the vessel，its position or its situation
C.It will initiate the DSC distress alert and default information will automatically be transmitted
D.It will initiate the DSC distress alert，but any station receiving it will have to establish contact with the distressed vessel to determine its identity，position and situation
单项选择题 The port State control officer will ensure that（）is performed by all crude carriers either required to have a crude oil washing system or where the owner or operator chooses to install a crude oil washing system.
单项选择题 The port State control officer or the surveyor authorized by the port State Administration must be aware that（）may be carried on product carriers.
单项选择题 The port State control officer may ensure that（）are exhibited in conspicuous places throughout the ship.