单项选择题
A.the manager of the company
B.the surveyor of the Classification Society
C.the master of the vessel
D.the chief engineer of the vessel
单项选择题 The PSCO would be justified in making a detailed inspection of all life-saving appliances, if he sees that （）.
单项选择题 During inspection of oil and oily mixtures from machinery spaces, which of the following factors should be taken into account by the PSCO? （）
单项选择题 If the PSCO has clear grounds for carrying out a more detailed inspection, （）should be immediately informed of these grounds.