Which of the Following Would NOT (Even If True)explain Why

Multiple Choice

Which of the following would NOT (even if true) explain why wages rise with job tenure?

A) Workers become more productive the longer they are with the firm.
B) Over time, the firm is able to dismiss less productive workers.
C) Workers acquire more specific human capital the longer they are with the firm.
D) Starting with a lower wage and then letting wages rise with job tenure reduces the present value of wages paid to a worker by an employer.