Why does Krakauer cite these letters? How does citing them add to or detract from the text?

Which of these is not a function of juliet’s soliloquy

Read the following entries from the online etymology dictionary based on the information above, what does the world microcephaly most likely mean? a. dull or unintelligent b. worldly thinking c. having a large head d. bigger than usual

What causes mrs. x to become vulnerable as she speaks to miss y? a. miss y’s responses make mrs. x self-conscious about her abilities as an actress. b. miss y’s nonverbal cues make mrs. x realize that miss y has a relationship with her husband. c. miss y’s lack of eye contact makes miss c feel that she isn’t a good friend. d. miss y’s disinterest in mrs. ax’s christmas gift causes her to feel weak.