The word "disciplines" in the first sentence of Paragraph 1 means ________.

A．sending letters to nationally based personnel managers
B．placing advertisements in local newspapers
C．selling telephones to all affected employees
D．providing them with information about job openings

A．they were well-qualified
B．they were incompetent
C．the company had been taken over by another big company
D．work contracts from government and private organizations had been reduced