Not sure about this problem. I have attached a document below.

Question _ a. What type of unemployment (frictional or structural unemployment) does the policy below target? I. Reducing the generosity of unemployment of unemployment insurance benefits II. Implementing government employment agencies to increase accessibility of information about job vacancies III. Regulating unions to reduce union's impact on wages IV. Increasing public funding to help retrain workers displaced from jobs in declining industries b. A country has changed its labor laws and decreased the minimum age of working from 21 years to 16 years. What is the effect of this change on equilibrium wages? Explain using a graph