Answer:
i just got this link check if it is the correct link for your answer
Explanation:
https://openjicareport.jica.go.jp/pdf/12112280_02.pdf
You didn't list any factors, but there were many.
For instance, the USA entered World War I because Germany had sunk a ship with US passengers, the Lusitania, after an agreement that neither would attack in the sea warzone.
Another factor that caused the USA to enter World War I was the Zimmerman Telegram, Germany sent a coded telegram to Mexico in hopes of getting Mexico to ally with them and turn against the USA.
Hope this helps!
Upward Control is one of them
The answer to this question is a