I had this a few years back lol the awnser is 1
Didacticism is a term that refers to a particular philosophy in art and literature that emphasizes the idea that different forms of art and literature ought to convey information and instructions, along with pleasure and entertainment. ... However, some literary texts are entertaining as well as didactic.
You could use the library or the internet when you're considering a topic to write about so you know all you need to when you are writing it.
hope this helps!
C.
The introductory phrase, "Crowned with a wreath of olive leaves", is correctly separated by a comma.