economic idk specifically what u mean by effective but in effective in damage there was a lot to be rebuilt after the war and the cost of bullets and guns was bad to
I think the answer might be the second one but t let me know if I am wrong
The achievements were that it managed to raise its own army and create its own currency and government. The failures were that it didn't manage to become internationally recognized, and they eventually became bankrupt. Another thing was that there was a lot of internal strife and division.
The third reich based its power primarily on intimidation and fear, especially when it came to persecuting the Jews. This was true since the beginning.