Which of the following is NOT a reason for the United States’ entry into World War I?

A.
The Germans were carrying out unrestricted submarine warfare in the North Atlantic and Mediterranean.
B.
The British owed the United States $2 billion.
C.
A British steamship was hijacked by a German U-boat and 124 Americns were taken hostage and killed in Ireland.
D.
The German foreign secretary secretly tried to bribe Mexico into fighting the United States for the Germans.
E.
None of the above

E. None of the above