Final answer:
The tone of the poem 'I Hear America Singing' would be less hopeful if the people were speaking rather than singing.
Explanation:
The tone of Walt Whitman's poem 'I Hear America Singing' would be less hopeful if the people in the poem were speaking rather than singing. This is because the act of singing conveys a sense of joy and positivity, which would be lost if the people were merely speaking.
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