Factory workers in Beltania are guaranteed lifetime jobs， bonuses paid on thebasis of productivity and corporate profits， and a wage rate that is not attachedto a particular job. Paradoxically， these guarantees do not discourage factoryowners from introducing labor-saving machinery. Such innovations are to theactory owners advantage despite the fact that the owners must protect thewages of their workers.
A Which of the following， if true， most helps to explain why the introduction of labor-saving machinery is advantageous to factory owners?
B Before a Beltanian factory worker is hired， he or she must present a recordof his or her previous productivity.
C Labor-saving machinery increases productivity， thus yielding profits thatmore than cover the cost of retraining workers for other jobs.
D The purchase and maintenance of new machinery adds significantly to thefinal cost of the goods produced.
E Factory workers demand a change of procedure in the routine tasks they perform.
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