Papa's Feelings about Tahlequah The Sisters Feeling where the red Fern grows
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The correct answer is D. The lack of punctuation. It makes the poem sound as if it were a single, swift, concise, and laconic sentence. It also give the poem a conversational tone, depriving it of artificiality that was a characteristic of the pre-20th-century poetry. Punctuation would fragmentise the poem and induce its flow with pauses.