For Each of the Clinical Scenarios in Questions ,Choose the Hypersensitivity

Multiple Choice

For each of the clinical scenarios in questions ,choose the hypersensitivity type (A-D) that best matches the associated immunologic disease.(Answers may be used more than once. )
-A 23-year-old medical student is taken to the emergency department because of diffuse facial erythema (redness) ,tightness of the chest,and difficulty breathing.He reports that the symptoms began shortly after he ate a shellfish dinner at a nearby Thai restaurant.On physical examination,he appears to be in acute distress with elevated heart rate and respiratory rate and a dangerously low blood pressure.He is treated with epinephrine.

A) Type I hypersensitivity
B) Type II hypersensitivity
C) Type III hypersensitivity
D) Type IV hypersensitivity