How does the author craft the story to create surprise?

Jason learns he will be spending the last weeks of the summer with his aunt Kenia.

Jason gets to spend time with his father on a long car ride to Chicago at the beginning of the story.

Jason's father's awareness of his son's interest in animals isn't revealed until the end of the story.

Jason helps rescue a frightened dog in the middle of traffic.

How did the older men calm the younger ones down when they learned from some of the prisoners where they were? (chapter 3 of the book night)

“what i heard was abominable,” said utterson. “it can make no change. you do not understand my position,” returned the doctor, with a certain incoherency of manner. “i am painfully situated, utterson; my position is a very strange—a very strange one. it is one of those affairs that cannot be mended by talking.” –the strange case of dr. jekyll and mr. hyde, robert louis stevenson write two to three sentences explaining how this passage creates suspense.

The author claims that louise nelson was an innovative and influential artist. what reasons and evidence does the author use to support this claim?