Question; the use of graphs and charts in informational text serves what purpose?

Hillenbrand writes, “as louie blazed through college, far away, history was turning” (p. 43). why does the author interrupt louie’s narrative with information about japan and germany?

Which activity is an example of an ethos appeal in a wartime speech

"the only completely stationary object in the room was an enormous couch on which two young women were buoyed up as though upon an anchored balloon. they were both in white and their dresses were rippling and fluttering as if they had just been blown back in after a short flight around the house."