Which sentence BEST summarizes the poem The Sun Has Long Been Set?

A.
The sun has set, the stars are out, and the birds are making their appearances in the nighttime trees.

B.
People in London like to parade and have fun at night, and that makes them different from people in the country.

C.
It is nighttime, and the many pleasant sounds in the country make one desire to remain there and enjoy them.

D.
It is pleasant to go into London when the birds are out and the moon is shining softly.

C. It is nighttime, and the many pleasant sounds in the country make one desire to remain there and enjoy them.