Which of the following was a key cause of world war 2

The major causes of World War II were numerous. They include the impact of the Treaty of Versailles following WWI, the worldwide economic depression, failure of appeasement, the rise of militarism in Germany and Japan, economic downturn, revenge, hatred, Nazi ideology and Lebensraum, the rise of extremism and the forging of alliances and the failure of the League of Nations.

i cant if you dont give me the sentence or whatever.

man·u·script

/ˈmanyəˌskript/submit

noun

a book, document, or piece of music written by hand rather than typed or printed.

synonyms: document, text, script, paper, typescript

an author's text that has not yet been published.

thats all i can with. sorry. next time post the full question.

the answer is b hope that