Auto Parts Manufacturer JEG Inc

Auto parts manufacturer JEG Inc.has a number of vacancies at lower management levels and wants to fill the positions from within the company itself rather than recruit externally.The company plans to e-mail the job specifications to all employees and post the jobs on the company Web site.Which of the following is a disadvantage of job posting?

A) All employees do not have equal opportunities to apply for a job.
B) Unqualified applicants will need explanations about why they did not get the job.
C) Job postings prevent some qualified employees from having the opportunity to apply for a particular job.
D) Unqualified employees can find out the qualifications they need to get a particular job.