Why does the author repeat the idiom about butterflies in Luisa's stomach three times throughout the story "Second Day, First Impressions"?
O A. because butterflies were a clue to solving the scavenger hunt
B. to give readers a chance to figure out what the idiom means
C. to show how her feelings of nervousness were decreasing as the day went on
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O
D. to show how her feelings of nervousness were increasing as the day went on