Anna complains of physical problems, which date back to her adolescence. She has suffered

from seizures, muscle weakness, abdominal pain, diarrhea, menstrual problems, chest pains,
and urinary problems.

Although she really suffers from these symptoms, her doctors have
never been able to find a physical cause. She is most likely suffering from ______.
a. somatic symptom disorder c. hypochondriasis
b. conversion disorder d. Munchausen syndrome

A