unit 7 test 1

i need this unit 7 Study Guide answered. Its 22 questions that are multiple choice and 2 that are essay.

the 2 essay questions are

Question 21

1. In an essay of at least two well-developed paragraphs, explain the global benefits of

international trade and multinational corporations.

Question 22

1. In complete sentence format, explain (a) two of the three types of trade barriers, (b) the

reasons why countries sometimes establish trade barriers, and (c) the effects trade barriers

sometimes have on the economy.