<u>Answer</u>:
All of these
<u>Explanation</u>:
Pasi Sahlberg is a Educator who has worked in many roles related to education from Finland. He has written books on improving the education system and mostly criticized about the American Education system.
Apart from criticizing the system, he has also given many suggestions to improve the education system in America. Right now, He is a professor of education policy at the Gonski Institute for Education, University of New South Wales in Sydney, Australia
the results of hatred, violence, and fear of change
To be non-biased, have thorough research habits, a good work ethic, to produce the story as closely to the true events as possible (no filler or otherwise distracting language to take attention away from the topic)
Answer
There are small moments in the book that are left out of the film, like Ponyboy breaking a glass bottle to threaten a Soc but picking up the glass after so no one gets a flat tire, that is left out of the movie and makes Ponyboy's character a little more difficult to understand.