Which of the Following Statements Is True

Which of the following statements is true?

A) Employers are not concerned with determining a potential employee's productivity because they know that with experience the employee's output will increase.
B) Employers are not concerned with determining a potential employee's productivity because they realize that they cannot accurately determine it beforehand.
C) Employers are not concerned with determining a potential employee's productivity because they know that they can train the employee after he's hired.
D) Employers are concerned with determining a potential employee's productivity due to the high costs of training new employees.