Which best explains why the United States was able to remain neutral at the outbreak of hostilities in 1914, while most of
Europe went to war?
A)The United States avoided alliances that would have forced them to participate.
B)The United States secretly sent troops and supplies to support countries on both sides.
C)The United States did not allow any immigration from countries involved and had no close ties.
D)The United States lacked any military resources that would have been valuable in the war.

D)The United States lacked any military resources that would have been valuable in the war.

Explanation:

The United States was true to its motto of brotherhood, freedom, and peace. In addition, it suited him for his economic relations in Europe. However, the country was forced to participate in the war by the maritime provocations carried out by Germany. Even so, his equipment was slow since it did not have so many war instruments.

the answer should be a. the sui empire, the tang empire extended from korea in the west to manchuria in the east.