Many Researchers Are Skeptical About Whether Dissociative Identity Disorder Is

Many researchers are skeptical about whether dissociative identity disorder is a genuine psychological disorder.This is because

A) no real evidence has ever been found for multiple identities in humans.
B) therapists using hypnosis may have unintentionally suggested to people that they were experiencing multiple identities.
C) even if dissociative identities are possible,they never cause the person any distress and so are not disorders.
D) polygraph ("lie detector") evidence shows inconsistencies in people who believe that they have dissociative identity disorder.