I had put the answer D, but I am still in the middle of the test.
The theme for "Ballad of Birmingham" is a parent trying to protect her child , but no matter how hard she tries she can not safe her. and the theme for "Theme for English B" is that race does not change who you are, you are all equal. to sum it all up in a paragraph
Answer:
I think it's formal I always write them that way, so I would say formal.