Which cause of WW1 is the least justifiable reason to go to war and why?

What was the aim of impressionist painters? a to portray the lives of the rich, b to express a moment in the lives of ordinary people, c to create formal portraits, d to use classic painting techniques

What event caused france and napoleon to want to get rid of its louisiana territory in north america? a) civil war b) seven years war c) slave revolt in haiti d) the french and indian war

What religion influenced the first persian empire as established by cuyrus the great?