The purpose of this passage is to ______.

A．They all wrote books.
B．They were all responsible for the financial support of their families.
C．They were all interested in women's accomplishments.
D．They all had influential families.

A．there are altogether three departments which protect customers and workers
B．stores dealing in foods and drugs are under government control
C．a company with poor or dangerous working conditions is likely to be punished
D．the protection of workers' health and safety is well ensured