The Demand for Laser Printers in a Country Is Given

The demand for laser printers in a country is given by D = 10,000 - 2P,where P is the price of a laser printer.Supply by domestic producers is given by S = 2,000 + 8P.If the world price of a laser printer equals $500 and this economy is open to trade,then this country will

A) export 2,000 laser printers.
B) export 3,000 laser printers.
C) neither import nor export laser printers.
D) import 2,000 laser printers.
E) import 3,000 laser printers.