A Patient Is Following an Elimination Diet to Help Identify

A patient is following an elimination diet to help identify food allergies. After 1 week, the patient's symptoms resolve. What should be planned for this patient?

A) reintroducing the eliminated foods one at a time to determine the allergy
B) resuming the regular pre-elimination diet
C) taking an antihistamine before eating a food that causes a food allergy
D) consuming foods identified as causing allergies for the full week following the elimination diet