单项选择题
A.The required oily-water separator malfunctions
B.The ship is transferred to Liberian registry
C.An annual survey is conducted fifteen months after the date of certificate issuance
D.A 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator
单项选择题 Every（）shall be fitted with a cargo tank cleaning system using crude oil washing.
单项选择题 Every new crude oil tanker of 20000 tons deadweight and above and every new product carrier of 30000 tons deadweight and above shall be provided with（）.
单项选择题 According to Annex V to MARPOL 73/78，garbage containing plastic is permitted to be disposed of by（）.