Q: What organ does asthma periodically cause to narrow?


Read this paragraph and choose the correct option from the provided answers:

Asthma is a disease in which the air passages of the lungs periodically become too narrow, often with excessive mucus production. This causes difficulty breathing, coughing, and chest tightness. An asthma attack may be triggered by allergens, strenuous exercise, stress, or other factors.

 Choices:

- ovaries

- intestines

- liver

- lungs


A:
lungs