The point of view used in Through the Tunnel is First person. In first person point of view the narrator is one of the characters in the story and narrates the story from his own observation. He may be the main character (protagonist), an observer, a minor character or the writer himself.
Well if you're during the editing stage of your letter, the only option that would make sense would be C. Verify that all facts and numbers in your letter are accurate.
Portia is loyal because she is still willing to be around and is not disturbed by Brutus's sickly state.
a stylistic device such as illiteration