What poetic technique does henry wadsworth longfellow use in this excerpt from the poem "the day is done"?

the day is done, and the darkness
falls from the wings of night,
as a feather is wafted downward
from an eagle in his flight.

assonance

enjambment

iambic pentameter

consonance

postive, comparative, superlative - good, better, best

recall how we defined nouns as words capable of having plurals and possessive endings. adjectives (and their first cousin, the adverb) also have a feature that distinguishes them. they come in three states. first, the raw adjective—in its positive state—merely describes the noun modified; it doesn’t care about how this particular person or thing stacks up against other members of the same noun class

did you ever get an answer? i'm on the same question : (