Answer:
Articles of Confederation
America's first constitution, the Articles of Confederation, was ratified in 1781, a time when the nation was a loose confederation of states, each operating like independent countries.
All of the countries were having a battle of who could build the biggest bombs, guns, tanks, weapons, technology, etc. which created tension between rival countries. everyone was afraid of the next country being too powerful. Hope it makes sense :-)
This is not merely a hypothetical but a reality.
Take Rwanda.
Rwanda was drawn without an understanding of the ethnic make up.
And, in effect, a minority population was given control over a majority population.
This is problematic as it creates tensions that should not exist.
Answer:
a.
They were able to use terraced farms and extremely precise architecture to survive both earthquakes and high altitudes.