The correct answer is C!
Germany was focusing all their forces in another area, therefore, the AEF were able offensively counter the German forces and help the Allies.
Hope that helps u!!
Answer:
the spark that ignited World War I was struck in Sarajevo, Bosnia, where Archduke Franz Ferdinand—heir to the Austro-Hungarian Empire—was shot to death along with his wife, Sophie, by the Serbian nationalist Gavrilo Princip on June 28, 1914.
Combatants: Belgium; Ottoman Empire
