Which best describes henry clay’s american system? a) it placed tariffs on southern goods to benefit people in the north. b) it placed tariffs on foreign imports to build roads and infrastructure. c) it was a compromise that brought the nullification crisis to an end. d) it lowered prices for imports, which became cheaper than american goods.

Its B, It placed tariffs on foreign imports to build roads and infrastructure.

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

hope this .

plz give me brainliest!

equal area projections

equal-area projection. a projection in which regions on the earth's surface that are of equal area are represented as equal.