Refer to the Diagram, Where S_d and D_d Are the Domestic

Refer to the diagram, where S_d and D_d are the domestic supply and demand for a product and P_c is the world price of that product. If the economy is opened to free trade, the price and quantity sold of this product would be

A) P_c and v.
B) Pₐ and z.
C) Pₜ and y.
D) P_c and z.