Why is poe’s selection of the expository-essay form for his work “the philosophy of composition” particularly appropriate?

The prefix of the italicized word in the sentence is rather difficult

Which sentence would not be appropriate for an essay or formal speech? a) most of the titles of faulkner's novels are references to the bible or to the works of william shakespeare. eliminate b) some critics believe that faulkner's novel the sound and the fury is the best novel of his entire career. c) the novels of william faulkner are way too hard to read, yo, filled with all these frustrating changing narrators! d) william faulkner traveled all the way from his home state of mississippi to sweden in order to make his nobel prize acceptance speech.

How does the author create a surprise ending? cite evidence from the text to support your answer.