As Part of the Nineteenth-Century Balance-Of-Power System in Europe

As part of the nineteenth-century balance-of-power system in Europe,

A) independent states balanced colonies of relatively equal power.
B) treaties were designed to create the emergence of a hegemon.
C) alliances were formed to counteract potentially more powerful factions.
D) agricultural elites balanced against urban factory owners.
E) relatively balanced (symmetrical) coalitions encouraged the outbreak of war.