Which was not a challenge faced by america during the start of world war i?
establishing boarders with canada and mexico
recovering from economic problems
building economic ties to latin america
trading with members of both the allied and central powers

Among the options the answer is option A.

Establishing boarders with Canada and Mexico

Explanation: During the World War 1 there were many challenges faced by USA.  A huge economic problem during the war which was caused by the war. So recovering this economic problem was a challenge. Moreover, trading in the Europe was also a challenge. Because there were two part during the war which were allied  and central power. But establishing boarder with Canada and Mexico was not a challenge for USA as both of the country was not a threat to them.

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