Which best explains why the United States was able to remain neutral at the outbreak of hostilities in 1914, while most of Europe went to war?

The United States had avoided binding military alliances with European powers, so it was not obligated to enter the war when fighting began in 1914. This made neutrality possible, even though the country had economic and cultural ties to Europe. Choice A, avoiding alliances that would have forced participation, best explains its neutrality.

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