Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks from 26 to 30.

ALLERGY ALERT
To have an allergy means that a person is affected either by a substance in the atmosphere by some sort of food. These days a lot of people suffer from one kind of allergy or (26) _______. So, what can people do to fight allergies? If someone is allergic to chocolate, (27) _______, the simplest thing to do would be to avoid eating any chocolate. If, on the other hand, the allergic reaction is caused by something (28) _______ or difficult to avoid, then the only solution is prescribed medication.
The chances of someone having an allergy are bound to be great if allergies (29) _______ in the family. In other words, if one parent suffers from allergies, the child has a thirty percent chance of being allergic, too. If both parents are affected, the risk doubles. However, there is absolutely по logical reason to be terrified of that possibility. Those (30) _______ suffer can carry on with their lives and not let their allergies wear them out. They shouldn't feel different from everyone else.
(Adapted from Use of English B2 for All Exams by E. Moutsou)