Yeats’s “Song of Wandering Aengus” ends with the lines: “And pluck till time and times are done/The silver apples of the moon/The golden apples of the sun.” Which of the following is NOT a symbolic meaning of the apples ?

A. They symbolize the return to a lost paradise.
B. They point to alchemical elements, which in turn symbolize the body and the soul.
C. They symbolize the coming apocalypse.
D. They symbolize a fulfilled longing.