Answer:
Germany declared war on France. To avoid the French fortifications along the French-German border, the troops had to cross Belgium and attack the French Army by the north. Of course, Belgians refused to let them through, so the Germans decided to enter by force and invaded Belgium on Aug. 4, 1914
Explanation:
If I remember correctly I would say D but I could be wrong
Nationalist leader Jiang was fighting a civil war against communists led by Mao.