Answer :
Final answer:
Stevenson hooks the reader with mention of undiscovered treasure and a mysterious character, creating interest and setting the stage for an exciting adventure.
Explanation:
Stevenson's reason for beginning the chapter with this paragraph is to create interest in the reader by mentioning the still undiscovered treasure and the arrival of a mysterious character in the narrator's life. This hook sets the stage for a thrilling adventure and draws readers into the story with the promise of hidden treasures.
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