Investigations of Supposed Backward Messages on Rock Records Indicate That

Investigations of supposed backward messages on rock records indicate that

A) such messages are perceived consciously and they exert strong and lasting effects on behavior.
B) people resist such messages and generally do exactly the opposite of what the messages tell them to do.
C) if such messages are present, they have no detectable effect on our behavior.
D) such messages are perceived unconsciously and they exert strong and lasting effects on behavior.