Workers whose antiquated job skills leave them unemployed and in need of job retrainging are part of Question 11 options: a. cyclical unemployment. b. frictional unemployment. c. seasonal unemployment. d. structural unemployment.The natural rate of unemployment is Question 7 options: a. present when the economy is stationary, not moving through a business cycle. b. the rate of unemployment occurring when the economy is in recession. c. equal to the full employment level when cyclical unemployment is zero. d. all the above