The proffesor will grade her paper by evaluating the criteria as listed on the rubric.
The answer is D, it is diverse with international themes etc...
Usually, in a conclusion, you wrap up what you have been writing about the whole time. So, a conclusion is basically a summary of the whole text. You can introduce new ideas for the reader, but it is usually inadvisable. In a couple of sentences, you should finish your text, referring to the previous paragraphs and just wrap it all up nicely.
Hey there!
a continent is like a member of a band because they both come together to make something great (the continets make earth and the band makes music)
an ocean is like a lion because they both are very powerful and many people are scared of them both.
i hope this helps a bit :)