What is one way in which edgar allan poe creates a unity of effect of melancholy in "the raven"?
a. with the repeated symbol of a dying fire
b. with the pictures of lenore on the wall
c. with the repetition of "nevermore"
d. with the bird's comical entrance

With the repetition of "nevermore" (APEX class ;)

One way in which Edgar Allan Poe creates a unity of effect of melancholy in "The Raven" is With the repetition of "nevermore"

Explanation:

The poem is constructed in many aspects to generate contrast between light and darkness and at the end to leave in the reader a feeling of melancholy and sadness, the word nevermore was used in the base of its phonetic effect trough the sound of the letter o and r the same as in the name Lenore. This creates a melancholic echo in remembrance of the deceased

what makes a hero is someone who tries and acres and then heps to save people