The correct answer is B. Structural
Step-by-step explanation:
In sociology, employment occurs as one individual is unable to have a job especially if he or she is currently looking for a job or it is in productive age. In the case of structural unemployment, this term refers to unemployment caused due to the difference between the skills potential workers have and the skills companies or the general economy requires. This often occurs because due to rapid changes in the economy, society or technology. Therefore, it is structural unemployment the type of unemployment that occurs due to changes in the type of skills employers require.