Hemingway conveys double entendre between Krebs's soldier and civilian lives. The excerpt shows the ambiguity or precisely black and white nature of the lives. Krebs cannot do the things in his civil life that he has done in his military life. The author counts the disadvantages of these opportunities of Krebs's civilian life in the given excerpt. In order to escape from this unwanted reality he must become someone else. So that, he must lie and he must leave his formed identity.
These all sound like ways to make or break your interview, but since you have to pick one, I would say it might be C) mood.
Hope I could help!
The answer is A because a historical event already happened
It would be C. Informal because you are suppose to start business letters with Dear (Yourname) and it's the only one that does.
I feel like it A
It could be something else too
