Tariffs and Other Trade Restrictions Increase the Domestic Scarcity of Products

Tariffs and other trade restrictions increase the domestic scarcity of products from abroad. Such policies benefit domestic producers of the restricted products at the expense of domestic consumers. This statement:

A) ​is essentially correct.
B) ​contains two errors; trade restraints do not increase the domestic scarcity of product and neither do they harm domestic consumers.
C) ​contains one error; domestic producers gain at the expense of foreign producers rather than domestic consumers.
D) ​contains one error; the trade restraints do not increase the scarcity of foreign produced goods.