Why did the United States break diplomatic relations with Germany in 1917?

C. Germany declared unrestricted submarine warfare against all ships

Or

D. Germany offered to help Mexico recover Texas, New Mexico, Arizona

Which product would have been most likely to have been traded in this area at this time?

The house of burgesses was the first a. act of religious toleration in english history. b. elected representative government in the new world. c. place where businessmen could buy and sell stocks in america. d. puritan equivalent of the house of david.

Which is proper hierarchy or leadership roles in the senate from lowest to highest