    senftince’   ai Carnival Corp. stock. was tradir  at $. 31.29 °..during. - midday  trading   Wednesday   down .72 ‘cents or 2.25. perceng    ge    Sentence | @arnival “Corp. : stock  was *  down: 2,5. percent., or. 81 cents  ,2at $ 31.20-.0n the’ New: York  Stoék Exchange .                   