Sherry Believes That She Has a Serious Illness

Sherry believes that she has a serious illness.She has had severe headaches and tremors for several days with no relief from traditional over-the-counter medicines.Her visit to the doctor revealed no organic reason for the headaches.Unsatisfied with the results, she goes to several other medical professionals for treatment.Sherry is most likely suffering from a(n) ________ disorder.

A) illness anxiety
B) somatic symptom
C) dissociative
D) acute stress