I am going to assume that "after the Dark Ages" is underlined. If so, the correct answer is C. It cannot be any of the "clauses" since it isn't a clause - there is no verb present, so it must be a phrase. It is not an "adjective", since there is no noun which it modifies, but a verb "flourished". Therefore the correct answer has to be C, that is the only available option here.
Answer: questions answer is center of the photograph
Explanation: Because that is where the background is? haha
A dialogue should be interesting rather than boring.
i hope this helps :)
Critical listening is most appropriate for a
persuasive speech. I am hoping that this answer has satisfied
your query and it will be able to help you in your endeavor, and if you would
like, feel free to ask another question.