Answer:
The correct answer is option B.
Explanation:
Structural unemployment is the involuntary unemployment caused by a mismatch between skills that the unemployed workers possess and the skills that the companies are looking for. Unlike cyclical unemployment, it is not caused because of business cycles. It exists in the long run as well as the short run. Â
Frictional unemployment is the type of involuntary unemployment which is caused by shifts in jobs. This type of unemployment exists for short term only.