Which example might work to limit trade between countries? a) the lifting of an embargo b) tariff reduction on imports c) a quota on imports and exports d) decreasing safety standards on exports

i think it would be C the reason for this is being that the definition of a quota is a limit on trade,and the question is asking for a way to limit it. an embargo limits all trade between a country, and a tariff raises the tax on trade and why would you want to decrease the safety standards? these are my reasons for it being : C. A quota on imports and exports

hope this helps

answer; i do believe its (b) 12.5 years of age;

protectionism fosters competition and keeps price regulated is not an argument in favor of protectionism.