I need help on the unit 1 test I go to norview high school

What does a movement along the demand curve show

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.

East asia is considered a less developed nation. true or false