One cause of suburbanization in the United States during the 1920s was increased family income, due to the boom that took place in the American economy right before the Great Depression hit in 1929.
D. Attacking Israel, Palestinians did not appreciate the land that had formerly been theirs being inhabited by Israelis.
They passed the intolerable acts to punish Boston for the tea party.
The correct answer to this open question is the following.
You forgot to include the choices of the questions. Without the choices, we do not have references. However, hope we can help with the following comments.
Jus ad bellum is the kind of legislation that authorizes the transition from a state of peace and agreement to a state of war, where the use of the armed forces is justified. It implies that just a legitimate authority can wage war when no other option is left. Just ad bellum have some principles, that include: right authority, right intention, proportionality, reasonable hope, and last intention, which can be understood as the case in which war is the last resource after a long period of diplomacy and negotiation, under the right authority and the valid reasons to proceed as the last resource to solve an issue.
Economic causes of wars were most important. Divisions over religious principles and authority underlay most wars, hope this helped <3