EMERGENCY! explain why the sinking of Lusitania and the Zimmerman letter were major contribution for us getting into war

from my own personal expirence food stamps has alot this makes it eaiser so we can affod bills and so we can life a better lifestyle not needing to worry about paying actual money to buy food since most people spend 100-300 dollars a month on food so this alot so we can afford other bills and other stuff we need

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean

definitely a for sure. ill see and update if i get the answer