Which Statement Is NOT Part of Locard's Theory of Exchange

Which statement is NOT part of Locard's theory of exchange:

A) Traces of the victim and the scene will be carried away by the perpetrator.
B) Traces of only the victim will be found at the scene.
C) Traces of the perpetrator will be left at the scene.
D) Traces of the perpetrator will remain on the victim, and the victim may leave traces of himself or herself on the perpetrator.