When Experts Are Given Lie Detector Results from People Who

When experts are given lie detector results from people who are known to be either innocent or guilty:

A) they are usually unable to reliably identify either the innocent or the guilty.
B) they tend to be very accurate at correctly identifying both the innocent and the guilty.
C) they tend to do significantly less well in correctly identifying the innocent.
D) they tend to do significantly less well in correctly identifying the guilty.