What were the correct the MAIN causes of World War 1?

The question of what caused the full effects of the radical stage, also called the second french revolution by some historians, which shook the political and social reforms in france have caught the attention of many scholars, particularly because of principles implemented during this stage which is contradictory to the fundamental principle of the french revolution itself, by using dictatorship to create equality.

Idon’t understand your question but if u mean the difference in america vs in africa

I'm not sure what the options are but i would say exercise because most extracurricular activities nowdays involve exercise and fun