All of the following explain why the League of Three Emperors was good for Austria-Hungary except:
A) war between Austria-Hungary and Russia in the Balkans was very likely
B) Vienna's need to neutralize the Russian threat in case of war between Austria-Hungary and Italy
C) the threat posed by the Ottoman Empire to Vienna's interests in the Balkans
D) as a way to combat Pan-Slavism, Italian irredentism, and socialism