Which of the Following Is an Example of a Dissociative

Which of the following is an example of a dissociative experience that is pathological or abnormal?

A) waking up from a nap and momentarily thinking that a dream event really happened
B) becoming so absorbed in the book you're reading that you don't hear the telephone ring
C) automatically taking your usual exit off the highway because you are so preoccupied by your thoughts that you forget that you were planning to go to a different destination
D) being unable to remember your own name or other important details about your life