The tone in a story can be joyful, serious, humorous, sad, threatening, formal, informal, pessimistic, and optimistic. Your tone in writing will be reflective of your mood as you are writing.
Amal's tone will be optimistic and He could sound pretentious while Marjane's tone will be a little pessimistic. Amal will be a little ostentotious while Marjane will be more humble. Amal will sound more secure while Marjane will sound more insecure due to her issues.
Its A, for example when the author mentions a phenix in the book Fahrenheit 451, it is a symbol of the rebirth of ideas that will soon come, not a literal phoenix.