Which poetic device in the poem conveys the speaker’s depression?

repetition in the line "as of some one gently rapping, rapping at my chamber door"

onomatopoeia in the line “while i nodded, nearly napping, suddenly there came a tapping”

alliteration in the line “some late visitor entreating entrance at my chamber door”

personification in the line "and each separate dying ember wrought its ghost upon the floor"