MCQ
$A$ : Emphysema is a chronic obstructive disease of lung, causing irreversible distension and loss of elasticity of alveoli.
$R$ : Emphysema is preventable if chronic exposure to smoke (cigarette and others) and pollutants is avoided.
$R$ : Emphysema is preventable if chronic exposure to smoke (cigarette and others) and pollutants is avoided.
- AAssertion and Reason both are correct and also correct explanation.
- ✓Assertion and Reason both are correct but not explanation of assertion.
- CAssertion is correct, but Reason is incorrect.
- DBoth Assertion and Reason are incorrect.