'Finally' is the answer the others don't make sense if you try to read them with the rest of the sentence.
to make connections to other texts
A Simple Sentence, is simply a sentence that consists of only one clause, with only a single subject and predicate.
Example: (in picture below)
~Hope this helped :)
A document praising the favoured warrior of the king
I think is C because in the text it's the main idea.