C is your answer also it has the word dragon in it haha!
He is appealing to the audience's emotions by using language with strong connotations such as “revolting barbarity” and “shameless hypocrisy” to condemn the United States and shame his audience.
Answer: A) personification: “mask thy monstrous visage.
Explanation: personification is a figure of speech that consists in giving human characteristics to nonhuman objects. Similes and metaphors are comparisons between elements that aren't obviously related (metaphors are direct comparison while similes use the words "like" or "as"). In the given excerpt we can see an example of personification in the line "to mask thy monstrous visage" (human action) this is referring to the cavern (nonhuman object).
I believe it is C, though I am not entirely sure. A compound sentence is two separate sentences combined with a conjunction, so I'm pretty sure that's correct.