Questions 21 and 22 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions.
What are the Unions worried about

A．They fear that the barriers will come down.
B．They worry that Germany will open its jobs market to people from former Communist countries.
C．The firm will hire outsiders to do skilled work.
D．The firm will hire unskilled workers at lower rates of pay.