How will you explain the term unemployment class 9?

Question: How will you explain the term unemployment class 9? 

Unemployment a state where people how are willing to go to work are unable to fined any work or Unemployment is a condition in which skilled and abled individuals do not get gainful jobs at a decent wage. There is unemployment in both rural and urban areas. Seasonal unemployment occurs in the rural population and educated unemployment occurs in the urban areas. Different types of Unemployment (A)Classical unemployment. (B)Cyclical unemployment. (C)Structural unemployment. (D)Frictional unemployment. (E)Hidden unemployment. (F)Long-term unemployment.