单项选择题 Both the Shipowner and the Charterer will be discharged from their obligations under the charter-party if it（）frustrated.

单项选择题 Because most，if not all，of the evidence（）the carrier，the burden of proof soon shifts to the carrier，once the claimant has made initial proof of improper care.

单项选择题 At common law，the master，as agent of（），has the right to land or warehouse unclaimed goods.