Answer and Explanation:
Structurally unemployed: It refers to mismatch between both the available jobs and the unemployed skills
Frictionally unemployed: This condition occurs when the workers or labors are not employed and looking for the work
Cyclically unemployed: It arise when where the aggregate demand for goods and services can not encourage full employment in an economy. This takes place during times of sluggish economic growth or times of economic contraction
Based on the explanation, the classification is as follows
a. Structurally unemployed
b. Cyclic unemployed
c. Frictionally unemployed