Acontract between two seafood companies specifies "f. a.s. the mermaid, fort lauderdale, fl," and the goods are to be shipped to anchorage, alaska. the seller bears the expense and risk of loss until it delivers the goods into the hands of the vessel the mermaid in fort lauderdale. once this is done, the buyer pays the shipping costs, and the risk of loss passes to the buyer during transport to anchorage. this scenario is an example of which commonly used shipping term?