Structural unemployment includes people who become unemployed from

A) normal changes in the labor force.

B) technological changes.

C) changes in the business cycle.

D) changes in the seasons.

E) going back to school.

B) technological changes.

Explanation:

Structural unemployment is an unemployment resulting from the change in reorganization or technological change. This makes labor's skills do not match to industrial needs. For example, introducing automation or AI to do routine tasks makes abundant workers get out of their jobs.