Final answer:
The literary element similar to the chorus of a song in 'The Love Song of J. Alfred Prufrock' is a refrain, which as in songs, is a repeated line or phrase that emphasizes the poem's mood and themes.
Step-by-step explanation:
The literary element similar to the chorus of a song present in 'The Love Song of J. Alfred Prufrock' is a) Refrain. A refrain in literature is much like a chorus in a song, where a phrase or group of words is repeated at various points throughout a poem. In the case of 'The Love Song of J. Alfred Prufrock,' there is a notable refrain near the end of each stanza. This repetition creates emphasis and contributes to the poem's mood. As opposed to a typical love song focusing on themes of romance and admiration, this poem's themes are more introspective and convey the speaker's paralysis and indecision in the face of existential questions. However, the poet uses the familiar structure of a love song to lure the reader into a more complex exploration of self-doubt and modern disillusionment.