单项选择题
A.Port state
B.The Administration
C.The shipowner
D.The master
单项选择题 The purpose of PSC is （）
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?（）
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?（）