Answer:
as I know , the correct answer is number 2
B. Builds tension
<span>Right before the Raven (death) comes "rapping" at the door. </span>
<span>It adds tension along with the sound words</span>
Working conditions mean, the way a company or a job place their enviroment. Cleanliness, the way they treat their employees,coworkers and customers, management, etc.
"Strewn feathers" are a metaphor for chaos. It can also be a bit of a paradox because feathers are lightweight, and chaos is a serious and heavy matter.
"Sang the heart upon its mantel" in the last stanza is personification.
"See", again in the last stanza, is a homophone, or a word whose pronunciation has double meaning. The poet could mean see as is sight, but also implying sea like the body of water.