Question : Which of the following is not a type of trade barrier?
Option 1: Quota
Option 2: Tariff
Option 3: Subsidy
Option 4: Foreign direct investment
Correct Answer: Foreign direct investment
Solution : The correct answer is (d) Foreign direct investment
Foreign direct investment (FDI) is not a type of trade barrier. FDI refers to the investment made by a company or individual from one country into another country, typically for the purpose of establishing or expanding business operations.