You are presented with the question "What spread by wind has a negative impact on the respiratory system?" and the following answer choices: 
- fungus
 - rain
 - disease
 - laughter
 - clouds
 - influenza
 - viruses
 - bacteria

Now knowing that amold spore has a negative impact on the respiratory system and blue Mold Blue mold is caused by a fungus spread by wind-borne spores, choose the best answer.


 

 fungus        