When you take notes during reading what should you be trying to do

What is the central idea in this advice from branch rickey to jackie robinson?  

Imagine you are reading a story about a character named dray. dray is captain of the basketball team and practices for hours after school in order to achieve his goals of playing in the nba. one day, dray decides that he hates basketball. he quits the team and takes up knitting instead. what is the introduction of this new plot point is an example of a. an anticlimaxb. a conclusionc. a contrivanced. a climax

"first of all, how could they mistake a man for a sasquatch? " which best explains the purpose of this question (from review 2)? a) to illustrate how much the book uses humor b) to show how unbelievable parts of the story are c) to convince the reader that the novel is poorly written d) to highlight the differences between the characters in the novel