FIgurative language is a writing that's not meant to be taken literally, but rather to put things into perspective.
For example, if you drop coffee on yourself, and you say that the coffee is as hot as the sun, you're using a simile, an example of figurative language, and that's not meant to be taken literally- it's an exaggeration.
Hope this helps!
Answer: The answer is, It evokes a sense of anxiety as the narrator observes his surroundings.
Explanation: The answer is It evokes a sense of anxiety as the narrator observes his surroundings, because it’s saying “ but a menace scowled upon the brow and a few sprinklings of blood added to its ghastliness.” Witch would inflict scariness and anxiety upon the reader because of its frightening choice of words.