The open door policy was designed to open Japan to American trade and influence (The US was hungry for an imperial puppet).
Very understanding and polite.
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!
The closest answer was D. It wasn't a draw. The colonists had lost but, the British then realized that they could stand their ground because of the heavy losses the British had taken