Those we passed, there are also remains of victims in side street
<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
It basically means effecting the whole thing. when you throw a stone in the water it effects the whole pool of water.
