单项选择题
A.the chief engineer officer
B.the master of the ship
C.the manager of the company
D.the Administration
单项选择题 International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (IGC Code) is a part of（）
单项选择题 The bridge should inform the engine room before passing through congested or shallow waterway（）
单项选择题 During the PSC inspection, under the provisions of SOLAS 74, which one may not be regarded as clear grounds for ships’ detainment?（）