Well, the chinese big secret was silk. So that would be my best guess.
<u>Answer:</u> e. It succeeded in keeping out slavery.
It might be war but go with war.
The scenario "Banning CFCs has resulted in the shrinking of a hole in the ozone above Antarctica." illustrates an example of how environmental policies have resulted in the reversal of environmental damage. I hope my answer has come to your help. God bless and have a nice day ahead!
