While being towed at a 19.5 foot draft, the DEEP DRILLER experiences single amplitude pitching of 7.5 degrees with an 8 second period. You should __________.

Correct Answer: Option C — continue towing operations and carefully monitor vessel motions

Vessel motions must be evaluated against the specific operating manual stability criteria. Single amplitude pitching of 7.5 degrees at an 8-second period at a 19.5-foot draft remains within acceptable operational limits, allowing continued towing with diligent watchkeeping.