An ocean going ship of 6000 gross tons or above must be fitted with a standard discharge shore connection with dimensions outlined in Pollution Prevention Regulations (33 CFR) or be substituted with a __________.

Correct Answer: Option C — portable adapter that meets the same specification outlined in 33 CFR, Subchapter "O"

Under USCG National Maritime Center examination standards, the accepted correct answer is: portable adapter that meets the same specification outlined in 33 CFR, Subchapter "O".