The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-0021 below will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard.

Correct Answer: Option D — 1.98 feet

Utilizing the vessel's specific hydrostatic data and table ST-0021 from the Stability Data Reference Book for the stated draft combination determines the required minimum GM of 1.98 feet, ensuring compliance with one-compartment flooding standards and longitudinal stability criteria.