Reread lines 20-21. What is the meaning of these lines in terms
of Whitman's extended metaphor?

the group received an extra pound of butter for christmas.

the annex was delighted to hear that we'll all be receiving an extra quarter pound of butter for christmas.

hello, i am papaguy your answer is ready.

answer: the pronoun that is used in the given subject above is the word "himself" which refers to the noun or antecedent "maestro". the pronoun is an example of an intensive pronoun. intensive pronouns are used to add emphasis to the subject of the sentence and it uses reflexive pronouns such as myself, yourself, himself, herself, themselves and ourselves. 

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your pal papaguy