IDNStudy.com, ang iyong gabay para sa mga sagot ng komunidad at eksperto. Magtanong ng anumang bagay at makatanggap ng agarang tugon mula sa aming dedikadong komunidad ng mga eksperto.
Answer:
a. Asthma
Explanation:
Asthma is different because its caused by allergens not by micro-organisms, meaning its caused by; Airborne allergens, such as pollen, dust mites, mold spores, pet dander or particles of cockroach waste. Respiratory infections, such as the common cold. Physical activity. Cold air.