Which statement best explains why united states entered world war i in 1917

In short, Germany was close to being defeated, and America wanted to be part of the post war carve up (when territory was divided).  The US was supplying war materials to the Allies and could not do so while maintaining complete neutrality.  There was also the sinking of the British ship Lusitania which angered the US. Also, the Zimmerman telegram.

Can you please include a pic?