单项选择题 In the event of a casualty to a vessel，who is responsible to make records available to the governmental official authorized to investigate the casualty? （）.

单项选择题 In the case of a casualty involving a vessel，the Master，owner，agent or person in charge shall make the records required by regulation available upon request to（）.

单项选择题 In tanker trade，the signing by master the documents relating to the use of jetties and berths （）the shipowners thereby to pay for any damage caused to the jetties or berths by the vessel’s using them.