Answer:
I believe it's this dude "A symbol is often surrounded by text that directly explains the theme."
THAT'S ALL FOLKS ヾ(^∇^)
In English it means the moral or lesson of the story.
The type of clause that the clause or the phrase does have is in letter C. adverbial clause. Adverbial clause is a dependent clause that functions as an adverb; that is , the entire clause modifies a verb, and adjective, or another adverb. I hope you are satisfied with my answer and feel free to ask for more
Yeet lol lol lol lol lol lol yeet yeet yeet