What was a major catalyst for World War I? Unrest of the poor and oppression of the weak would be major issues prompting World War I.
Treaties that forced many countries to get involved if an alliance member was attacked.
European countries invading each other for land.
Empires granting their colonies independence, leaving them to fend for themselves.

B. Treaties that forced many countries to get involved if an alliance member was attacked

Explanation:

what are the options mate?

explanation:

not to be rude or anything but, nobody can really answer that if you don't add the options sorry if it came of rude uwu

answer by yourhope:

the speaker of which statement would be best served by joining an interest group?

i want politicians to make more of an effort for lgbt rights!

: )