[单选题]Under ISPS code, when there are ______, the officer authorized by the Contracting Government shall impose control measures. ?prima facie; ① prima facie; ② clear grounds; ③ no valid certificate
[单选题]All fumigations required because of cargoes carried or ports visited are to be under______account.
[单选题]BASHI：E TO SE 9-10．500M IN HVY SQUALLY SHWRS AND TS．SEA 8-9M．SWELL SE 6-7M．From the above forecast，the wind in Beaufort Scale will be ______.
[单选题]Each Member shall establish maximum hours of work or minimum hours of rest over given periods that are _______ with the provisions in the MLC 2006.
[单选题]LOW AT 34N 135E ESLY SLWLY INTST NC. This description is most likely to be under the heading of ______.
[单选题]During which ship motion were the securing systems for containers developed mainly to prevent container movement?
[单选题]The rudders are amidships and both screws are going ahead. What will happen if the starboard screw is stopped?
[单选题]The standards of physical and medical fitness between those persons seeking to start a career at sea and those seafarers already serving at sea are______.
[单选题]The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as______.