Which best describes the development of farming in the united states by 1850?

it had become more productive and less difficult.
it had become less productive and more difficult.
it was centered exclusively in the south.
it was centered exclusively in the midwest.

What best explains why the us government placed restrictions on asian immigration through angel island? many americans did not believe in assimilation. many americans did not approve of the gentleman’s agreement. many americans held nativist or racist views. many americans feared a loss of educational opportunities.

This law states that the "chinese laborers to this country endanger the good order of certain localities" in the united states. which of these would represent a "locality" that would most likely have wanted this law created and passed? a) dallas b) chicago c) atlanta d) san francisco

What artifact did modern scholars study to them understand hieroglyphics