The correct answer should be permissive parenting style. These parents like to give their children as much freedom as possible, and often they behave more like the child's friend than a parent. They believe that if they don't restrict their children, they will learn what's good and what's bad on their own, and won't have to always rely on their parents.
She changes her attitude because the book called "Little Woman" says "Amy is harassed by her aunt’s speaking parrot and finds herself miserable." And the really bad rules that she had to live with.
