Question

over crowded and poorly ventilated housing is major factor in the spread of airborne disease explain the state ment and support your answer wihe diagram also.

Answer 1

as the crowd of people increase the usage of many things like water ,food,shelter which increases diseases because the people are not hygiened and ☺☺the reason for poorly ventilated houses is that you don't get pure air to breathe which causes respiratory problems because of the carbon dioxide!*