Regarding the categories of unemplayment, which statement best describes how the effect of sectoral changes compares to the effect of firms paying higher$-$than$-$equilibrium wages?

Question $8$ options:

Sectoral changes and firms paying wages above equilibrium both create structural unemployment.

Sectoral changes create structural unemployment, while firms paying wages above equilibrium create frictional unemployment.

Sectoral changes and firms paying wages above equilibrium both create frictional unemployment.

Sectoral changes create frictional unemployment, while firms paying wages above equilibrium create structural unemployment.