One of the Difficulties of the Use of Aversive Techniques

One of the difficulties of the use of aversive techniques, such as nausea-inducing drugs, is that

A) relapse is more common when the aversive consequences are no longer in place
B) relapse is common regardless of continuation of aversive consequences
C) self-injurious behaviors are not improved, even in the short term
D) none of the above