Answer: Japanese air-raid on Pearl Harbor (Japanese did not declare war to the U.S.A, so it was absolutely unexpected). December 1941.
Explanation:
Three of the things the Marshall Plan was designed to do were to stabilize war-town Europe, prevent the rise of communist states, and prevent the rise of violent dictators.
By the usa help with it and biled it up to were it is to day.
Canberra is the only one of those cities that is not coastal.
I am pretty sure it’s A because I kind of remeber I clicked on A and it was correct