I believe the answer to this is D- Plebeians
if you want one answer it would be limiting the royal power and made parliament more powerful this is a year after you posting the question :D so it is meaningless
To be honest the correct answer is Olaudah Equiano
Answer:Sinking of American merchant ships
Explanation:In early 1917 Berlin forced the issue. Its declared decision on 31 January 1917 to target neutral shipping in a designated war-zone became the immediate cause of the entry of the United States into the war.
<span>By the population of the state</span>