Found in a Dazed Condition at the Local Shopping Centre,"John

Multiple Choice

Found in a dazed condition at the local shopping centre,"John Doe" could not remember who he was or where he came from.After an investigation,authorities found that he lived more than 3000 kilometres away.Which of the following is the most likely diagnosis?

A) organic amnesia
B) psychogenic fugue
C) dissociative identity disorder
D) disorganized schizophrenia