In the United States,the rate of unionization is:

A) higher for sales workers than for transportation workers.
B) lower for managers than for teachers.
C) lower for production workers than for sales workers.
D) higher for social workers than for protective service workers.

Unionization Rate

The percentage of workers in a particular sector or economy who are members of labor unions.

Social Workers

Professionals dedicated to helping people solve and cope with problems in their everyday lives, often working in communities, schools, hospitals, and mental health clinics.

Protective Service Workers

denotes individuals employed in sectors aimed at ensuring public safety and protection, such as police officers, firefighters, and security guards.