During the course of a year, the labor force consists of the same 1000 people. Of these, 20 lack skills that employers desire and hence remain unemployed throughout the year. At the same time, every month during the year, 30 people become unemployed, and 30 other different people who were unemployed find jobs. There is no seasonal employment. A) What is the frictional unemployment rate? B) What is the unemployment rate? C) Suppose that a system of unemployment compensation is established. Each month, 30 new people continue to become unemployed, but each monthly group of newly unemployed now takes two months to find a job. After this change, what is the frictional unemployment rate? D) After the change discussed in C, what is the unemployment rate?