I think:
1. Clergy
2. Nobility
3. Commoners
Answer: I'm pretty sure they formed the Continental Congress to protest British actions will tell later if I'm right :)
Explanation:
Answer:
Because the natives in the Southwest "adapted to there environment"
Explanation:
Because they lived in desert biomes, they decided that it would be easier to build with Adobe rather then with wood from trees. Overtime they found a way to eventually grow crops in a desert environment.
Same thing with the Northwest, they adapted to there environment and built with wood instead of adobe cause they didn't live in desrt environments.
Not quite enough to answer really