【单选题】Recruiting the right candidate to fill a vacancy can be a difficult and costly task. Appointing the wrong person could be an expensive mistake which could cause personnel problems for the whole depart...
A.
finding the right job applicant to fill a vacancy is never easy
B.
removing an undesirable employer is more difficult than hiring him
C.
personal problems can come up if the manager employs a wrong candidate
D.
every HR manager knows the troubles and expenses of recruitment