Step 1: Understanding the term.
Allergens are substances like pollen, dust, food items, or animal dander that trigger allergic reactions.
Step 2: Option analysis.
(A) Immunity: Protects against diseases, does not cause allergy.
(B) Medication: Helps in treatment, not responsible.
(C) Allergens: Correct, they produce allergy.
(D) Fever: A symptom, not the cause.
Step 3: Conclusion.
Thus, the correct answer is (C) Allergens.
“One of these days you’re going to talk yourself into a load of trouble,” her father said aggressively. What do you learn about Sophie’s father from these lines? (Going Places)