The delicious singing of the mother, or of the young wife at work, or of the girl sewing or washing

Which word best describes the tone in this stanza?
A. Mournful
B. Tired
C. Happy
D. Resentful

The word that best describes the tone in this stanza is: happy.

This stanza was taken from the poem I Hear America Singing, by Walt Whitman. It's a poem of patriotism, of pride of each and every person who helps build America and make it what it is. Everyone is important: the carpenters, the mechanics, the masons, the mothers, the wives. All of them sing their melodious songs of freedom and opportunity.