The answer that you're possibly looking for would most likely be: "They will resume their marriage, and they will happily rule together over their kingdom" (option D)
B. Sidebar
This is because a sidebar contains information that you might not understand in the story. think of it as a foot note in a textbook. The foot note has additional information on a story that you might not have known before. Do you understand now? I hope I helped!
D- Make a list of relevant sources to check out.
I just took the test
<span>Merlin lives backwards so he knows that the child that will be born (Arthur) will be future king, so he makes the bargain with Uther to have the child.</span>