Well, let's think about this.
You're a German that just lost the 1st World War due to the Kaiser and now all his pals are running the government. They bent over and let the Allies slap them with some harsh reprimands.
But now here comes a guy saying it wasn't your fault, it was someone else's fault! You're actually a great German in a great nation!
Wouldn't that appeal to you?
The answer is C.