Read the first stanza of "Overheard Over S. E. Asia' and answer the question. "White phosphorus, white phosphorus, mechanical snow, where are you falling?" There is a winter song that begins, “Snow, snow, when are you falling?" When contrasted with the first line from the song the poet's introduction to “Overheard Over S. E. Asia" is an example of
A) metaphor
B) irony
C) hyperbole
D) idiom