The correct answer is C. by avoiding close interaction with other nations. While some people wanted to establish what was known as the League of Nations, a predecessor to the UN, many feared such an alliance and wanted to keep to themselves, applying isolationist policies. Such was the sentiment in the US, but also some other countries where various types of governments were implemented such as Spain that saw the rise of Fascism and complete isolation.
by avoiding close interaction with other nations
In the 1920s, national leaders aimed to avoid war primarily through isolationism and minimizing interactions with other nations. The United States, in particular, adopted a non-engagement foreign policy reflected in events like the Washington Naval Conference and the Kellogg-Briand Pact. This led to the answer being C: by avoiding close interaction with other nations.
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