How did the short eight-month participation of American soldiers in battle impact the outcome of World War I? A. It’s shifted the balance of power to the allies and prevented a prolonged stale mate B. It Led to the immediate retreat of German military forces from French territory C. it forces the bolsheviks To withdraw the Russian army and to conclude a separate peace treaty with Germany D. it had little impact on the wars outcome and caused it to drag out longer than initially expected.