You are presented with the question "What may be caused by an infection or injury of the lungs?" and the following answer choices: 
- death and devastation
 - deadly and devastating
 - Legionnaires' disease
 - blood
 - smoking
 - a lot of human deaths
 - a tree falling
 - cigarettes

Now knowing that pneumonia may be caused by an infection or injury of the lungs and legionnaires' disease is a type of pneumonia, choose the best answer.


 

   Legionnaires' disease      