As the narrative opens, Rainsford and Whitney are discussing Ship-Trap Island, approaching in the dark distance. Rainsford strains to see the mysterious place, but cannot, while Whitney relates how the sailors feel about the island. Rainsford dismisses the sailors’ worries as silly superstitions, while Whitney admits that he will be glad when they have passed the place, as he too feels a bit nervous. Which revision would help expand the ideas in the excerpt?