I might be wrong but I believe it's either A or D.
The correct answer is A) An increase in centrally held power.
When the United States declared their independence from Great Britain, the last thing they wanted was another strong central government. One of the most significant reasons why they broke away from Britain was due to the power of King George III and his poor decision making. This is is why in the Articles of Confederation (the first US Constitution) the US creates a very small central government.
D, proved that there was severe social and judicial bias against immigrants in the US. Sacco and Vanzetti were Italian immigrants and anarchists, and many believe that they were unjustly tried and executed because of that
Answer:
The cause of the war was the desire of the US government to obtain ownership of the Black Hills.
Answer:
American leaders calculated that the financial cost of the war would be too great to pay.
Explanation:
The United States didn't join the war late, the United States didn't want to join world war II at all and there was no reasonable ground to do so.
Once Japan bombarded Pearl Harbor and announced war on America supported by Hitler, some say foolishly, revealing war two days later, the country's attitude changed 180 degrees and Roosevelt got his war.