Answer: changes in structure
Explanation:
Pauline Boss describes stress that occurs in families when a member is added or subtracted as normative stress due to changes in structure. Families continuously change structure over time due to births or adoptions, deaths, and marriages and this can create a shifting reality of who belongs to the family or not.
While some families handle this change in structure well, others cannot cope and may spiral into dysfunction.
It dried it up due to irrigation
D. Wanting religious freedom often led people to support the independence movement.
The colonists had come from varied backgrounds of faith and wanted to express it in their own way without wanting to be told the proper way to worship
The House of Representatives and the Senate; which created the legislative branch.
"Aggressor" is a fairly political and loose term. I believe they were both proportionally bad in the situation. However since you are likely looking for an argument for one side, I suppose I would have to go with the USSR. They started the Berlin blockade which both violated treaties and nearly led to a large war. At the time in Russia, if anyone disagreed with their secular agenda or government they would be exiled. I think it's important though to again point out that contrary to popular belief, both sides got into unwanted wars and did aggressive things during the time and neither should be dubbed the only "aggressor"