It is called the diction.
Angst, in writing, is like a dark story. One that has a sad, dark, etc. plot to it. On the other hand, tone is how a writer feel towards a topic.
It was in 1965 and in Tulsa Oklahoma but I don't know where it is in the book
B.
They are asking for a positive digital footprint a class project and a private journal would not make sense because they are both on paper not digital
