Answer:
B.) Germany's Invasion of Belgium, the sinking of the Lusitania, and the Zimmermann note.
Explanation:
In 1917, Germany's attacks on American ships and its attempts to meddle in U.S.-Mexican relations drew the U.S. into the war on the side of the Allies. The United States declared war on Germany on April 6, 1917.
Answer:
ExplanB.) Germany's Invasion of Belgium, the sinking of the Lusitania, and the Zimmermann note.ation: