Final answer:
A tariff on wine will cause the surplus of domestic consumers to decrease.
Step-by-step explanation:
The question relates to the economics concept of tariffs. A tariff is a tax imposed on imported goods. In this case, the question is asking about the impact of a tariff on wine. When a tariff is imposed on wine, it increases the cost of importing wine, making it more expensive for domestic consumers. As a result, the surplus of the domestic consumers will decrease because they will have to pay higher prices for the imported wine.