Polygraph Examinations of Candidates Are

Polygraph examinations of candidates are

A) used to exclude information given on the application.
B) used as a follow-up to the psychological investigation.
C) used to determine if a candidate has ever engaged in criminal activity or was ever released prior to filing of charges.
D) used to corroborate information given on the application, used as a follow-up to the background investigation, and used to determine if a candidate has ever engaged in criminal activity or was ever apprehended.
E) not legally allowed, as they violate a candidate's privacy.