The correct answer is: [A]: "simile" .
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Note: In the passage provided, there are no examples of "comparisons using "like" or "as". Thus, there are no "similes" in this passage above.
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Wallace places emphasis on the word "adjust" because he is addressing our realities and way of thinking as "default." He expresses the importance of paying attention to your surroundings, and adjusting to other perspectives and ways of thinking. He compares our ignored experiences to the water fish swim in but were never taught to notice.
