Refer to the Above Diagram, Where S_d and D_d Are

Refer to the above 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.S_d + Q is the product supply curve after an import quota is imposed.A tariff of P_cP_t or an import quota of wy will:

A) have the same effect on the volume of imports.
B) have the same effect on domestic price.
C) have the same effect on the revenues of domestic producers.
D) do all of the above.