According to the Identity Perspective, What Factors at the Domestic

According to the identity perspective, what factors at the domestic level of analysis caused World War I?

A) the rise of hyponationalism in Germany that stressed racial superiority and militarism
B) the alliance of democracies precipitated by the development of liberal nationalism in the United States and Great Britain
C) divisions between Congress and the presidency in the United States, which delayed the country's entry into the war
D) cartelized German domestic interests that made Germany act aggressively