Hypnosis Has Sometimes Been Used as a Retrieval Technique for an Eyewitness

Hypnosis has sometimes been used as a retrieval technique for an eyewitness memory.What conclusions can be drawn about using hypnosis in this way?

A) Hypnosis can be used,but only in extreme cases.
B) Hypnosis leads to an increase in report of fabricated details and so should be avoided.
C) Hypnosis should be used because it leads to an increase in the amount of information reported.
D) Hypnosis should be avoided because it doesn't lead to any increase in the amount of information reported.