Which of the following offers the best analysis of why an alliance system emerged in Europe?
A Italy remained neutral with the outbreak of war.
B European countries sought to maintain a balance of power.
C Great Britain and Germany were engaged in a fierce naval arms race.
D Germany felt isolated by Russia and France.
B European countries sought to maintain a balance of power.
This answer offers the best analysis of why an alliance system emerged in Europe. Countries formed alliances in order to maintain a balance of power, prevent any one nation from dominating the continent, and ensure their own security. The formation of these alliances ultimately contributed to the outbreak of World War I.