单项选择题
（）is issued under the provision of International Convention for the Prevention of Pollution from Ships，1973，as modified by the Protocol of 1978 relating thereto.
A.INTERNATIONAL OIL POLLUTION PREVENTION CERTIFICATE B.CARGO SHIP SAFETY CONSTRUCTION CERTIFICATE C.CARGO SHIP SAFETY EQUIPMENT CERTIFICATE D.CARGO SHIP SAFETY RADIOTELEPHONY CERTIFICATE
单项选择题 Allowance for fresh water for all freeboards other than timber 25mm. This wording is likely to appear in （）.
单项选择题 The agency which assigns loadlines and issues Loadline Certificates in US is the （）.
单项选择题 The Certificate of Freeboard is the （）.
