Final answer:
Transcendentalist Walt Whitman captured the spirit of young America by creating song-like poetry that was characterized by its musicality and celebration of the individual and nature.
Step-by-step explanation:
Transcendentalist Walt Whitman captured the spirit of young America by creating song-like poetry. His work, particularly in his collection 'Leaves of Grass,' was characterized by its musicality, free verse style, and celebration of the individual and nature. Whitman's poems, such as 'Song of Myself' and 'O Captain! My Captain!,' are known for their rhythmic flow and melodic language, making them akin to songs.
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