A bacterial disease produced by droplet infection is
Tuberculosis is an infectious disease usually caused by Mycobacterium tuberculosis bacteria. Tuberculosis generally affects the lungs, but can also affect other parts of the body. The symptoms of active tuberculosis is a chronic cough with blood-containing sputum, fever, night sweats, and weight loss. Tuberculosis is spread by droplet infection when people who have active tuberculosis in their lungs cough, spit, speak, or sneeze. So, the correct answer is 'Tuberculosis'.