Answer:
I think it is C. 8th amendment
I am not fully sure tho
Rome,italy was connected to chang'an
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.
Answer: Flowing rivers have caused boulders and rocks to become smooth. The water rushing against them rounds out the pointed edges.
I think that i got the answer for number (30) and i think that the answer is (c) because it's George Washington and James Madison.
hope it help
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