Concept:Tariffs and quotas are trade restrictions used to protect domestic industries by limiting foreign competition.Explanation:Tariffs are taxes on imported goods, which raise their prices.Quotas place a limit on the quantity of goods that can be imported.Both make imported goods more expensive or less available.Consumers therefore turn to locally produced goods instead.This increases the demand for locally made goods and helps domestic industries grow.Answer:B. increase the demand for locally made goods