Using a Job Posting System as a Recruitment Method

Using a job posting system as a recruitment method:

A) allows organizations to provide internal career growth.
B) must be set up as a strict, formal process in order to be effective.
C) provides employers with access to the largest applicant pool.
D) allows employees to apply for any internal job whether it is vacant or filled.
E) slows down the recruitment process because jobs are only posted on the intranet.