ommand Corporation, an American company, trades with Shinoki Inc., a foreign company, for importing a specific product. Command Corporation finds out that the government of the country of origin of Shinoki Inc. provides subsidies for industries that manufacture the specific product. Which of the following will the government of Command Corporation's country of origin most likely use to offset this subsidy?

a$.$ A countervailing duty

b$.$ An export quota

c$.$ A deemed export

d$.$ A letter of credit