Rachel Carson's 1962 Silent Spring's topic was about the environment. Where she pointed out the inaccurate information chemical industries provided. She also pointed out the government's leniency to these industries slogans/advertisement without question. This also inspired environmentalist which was the start of U.S. Environmental Protection Agency.
It was, The president of China. During the war
Well because of the great depression many factories were just lying around not producing anything but when the us as attacked by japan almost immediately those factories were up and running to make war supplies and they needed workers so almost no unemployment in the us and everyone was making money.
Answer:
A. the president must enforce those laws
As a new center for industrial development.
Hope this helps,
Davinia.