In Some Instances of Conversion Disorder, a Clue to the Psychological

In some instances of conversion disorder, a clue to the psychological origin of the disorder is

A) the person only exhibits symptoms when in the presence of other people.
B) the person's symptoms were first exhibited in childhood.
C) the person reports a combination of symptoms that usually do not all occur in the same individual.
D) the person's symptoms are not consistent with medical knowledge concerning their apparent condition.