I'm working on a english multi-part question and need an explanation and answer to help me learn.

What were three big concepts you learned in chapter 3?Why do you think this concept is important to understand?How does this concept help or harm decision making?1.2.3.What were three big concepts you learned in chapter 4?Why do you think this concept is important to understand?How does this concept help or harm decision making?1.2.3.What were three big concepts you learned in chapter 5?Why do you think this concept is important to understand?How does this concept help or harm decision making?1.2.3.

Mame of book is Blink, the power of thinking without thinking by Malcolm Gladwell's