Pneumonia may be caused by an infection or injury of the lungs, and opportunistic infections, such as Pneumocystis carinii pneumonia, begin to occur. Given these facts, after an infection or injury to the lung, what can happen among the following options:
- Destroy crops
 - a lot of human deaths
 - Plant growth is reduced
 - destroying life
 - forest is destroyed
 - opportunistic infections
 - death and devastation
 - negative impact


 

      opportunistic infections   