Nomads became Villagers because they figured out Farming and didn't have to go from place to place hunting. So the villages had farms which led to (surplus) (extra food) and surplus led to growing populations and that led to civilizations.
<u>Which is part of Buddhist religious teachings?</u>
<em>D. the Noble Eightfold Path.</em>
The <u>Noble Eightfold Path</u> is one of the core teachings of Therevada Buddhism. The Eightfold Path is composed of (<em>Walpola Sri Rahula, Tricycle</em>):
- Right View.
- Right Thought.
- Right Speech.
- Right Action.
- Right Livelihood.
- Right Effort.
- Right Mindfulness.
- Right Concentration.
These teachings must be all followed and practiced to eliminate<u> suffering </u>and stop the <u>cycle of rebirth</u> in every individual.
as according to https://en.wikipedia.org/wiki/American_entry_into_World_War_I
The U.S. was trying to not enter WW1 for at least 2 years
I'd say its A, because after wars things start to decline.
I hope this is right and helped you out.