URGEENN Whats the theme of Call of the wild by jack london? include 3 quotes from ch1-7 and page numbers. Thanks!!!

Which event in chapter 3 seems like it will be the climax of mice and men

The dogs created when they pulled the christmas tree down and started eating the candy canes.

"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."