A vessel in ocean service that does not have an approved means of processing oily bilge slops or oily ballast must have __________.

Correct Answer: Option A — a fixed piping system for ballast discharge to a reception facility

Title 33 CFR 155.380 requires ocean-going vessels lacking approved oily-water separating equipment or bilge monitors to retain all oily mixtures onboard and be equipped with a fixed piping system discharging directly to shoreside reception facilities.