A.PoopB.Store roomC.AccommodationD.SaloonWhich refers t……

单项选择题（）cargoes in IMSBC code are those that are likely to liquefy.

A.Group A
B.Group B
C.Group C
D.Group D

单项选择题（）should develop, implement and maintain a safety mangement system which includes procedures for internal audits and mangement reviews.

A.Every company
B.Every vessel
C.Every country
D.USA

单项选择题You intend to discharge medical or hazardous wastes ashore MARPOL annex V requires you to notify a receiving port or terminal in advance.How much advance notice require?（）

A.12 hours
B.24 hours
C.48 hours
D.Advance notification is not required

单项选择题The port of registry is（）.

A.not required to be marked anywhere on the vessel
B.required to be marked on both bows and on the keel
C.required to be marked on the stern with the name of the vessel marked on both bows
D.required to be marked on the keel, stern, and both bows

单项选择题The maritime labour certificate shall be issued to（）by the competent authority,or by a recognized organization duly authorized for this purpose.

A.a ship
B.a country
C.an authority
D.a person