1 pc
Which of the following were justifications for the United States entering
WWI?
A- Sinking of the Lusitania
B- Zimmerman Telegram
C- German use of unrestricted submarine warfare
D- All of the above

Respuesta :

Answer: All of the above

Explanation:

All of those contributed and lead up to war, also, if your looking at it from a different perspective, unrestricted submarine warfare is what sunk the Lusitania and many other ships, so the two tie together.