Answer:.b. a welfare loss since it promotes inefficient production.
Explanation:
Tariff is tax price that is put on the goods that are imported and usually due to this price customers may end up paying more and instead decide not to import the goods and the countries may decided to also put a higher tax price on their exported goods.
Deadweight loss refers to the imbalance that occurs between supply and demand, when there is no equilibrium between the two.
