B: a former slave. because of frederick being a slave in the 1800’s he isn’t ancient. C doesn’t make sense. therefor B is the answer
While I have never read the book (because it is historically inaccurate - so don't get too sad, because it never could have happened), there are many words that would signal a flashback. Flashbacks are a time of reflection, so there are many past tense verbs used. You may also see things like, "Back in my day...", "As I think back...", "When I was a young boy...", "As I remember...".
In medias res literally means, in the middle.
The story of The Iliad begins in the middle of the war.
Answer:
C. after catching a crab in the boat, alice looks carefully over the side into the dark water
Explanation: