Ans: C. Both early and late inspiratory crackles(Ref: Harrison 19/e p1661-1665, 18/e p2143)Post-tuberculous bronchiectasis affect one lung only & produce coarse crackles, which are usually biphasic.Bihasilar crepitations:Typical of fluid overload (due to pulmonary edema).Occur in both inspiration and expiration. Combination of coarse and fine crackles.Feature of bronchiectasis.Related to a combination of secretions and increased compliance of the walls in larger airways."Late inspiratory fine crackles - In COPD or pneumonia.Tubular breathing - In Lung consolidation.