Answer:
I think C would best fit.
update - it's A
Explanation:
<h2>The Boston Tea Party was a political and mercantile protest by the Sons of Liberty in Boston, Massachusetts, on December 16, 1773.They boarded the ships and threw the chests of tea into the Boston Harbor. The British government responded harshly and the episode escalated into the American Revolution.</h2>
Okay I only know 2 things: The sinking of the Lusitania and Zimmerman Telegram. What started the war the ruler of the ottoman empire was assassinated and what expanded the war was the Zimmerman telegram.