I believe the correct answer is A. Setting
Answer:
I'm so excited to be apart of the team <em>that</em><em> </em><em>is</em><em> </em>organizing our schools 5k!
You didn't add the choices but an embedded quote or paraphrase flows like
In the poem he describes the flowers as "beautiful and breathtaking".
Answer:
Hey there I don't know sorry
"In the late 1800's" is an introductory adverbial prepositional phrase. We can safely ignore it. All it does is modify the verb "were".