Respuesta :
The event that occur on November 11, 1918 was that the Armistice ending the war was signed.
The armistice refers to a formal agreement of between conflicting nation which aims to stop fighting.
- The Armistice was signed at Le Francport on 11 November 1918 and ended the fighting on land, sea and air during the World War I.
Therefore, the Option A is correct because the event that occur on November 11, 1918 was that the first American troops arrived in Europe.
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