You are presented with the question "What is one thing a breathing mask can protect you from?" and the following answer choices: 
- sulfate particles
 - enormous damage to homes
 - massive damage
 - too much air
 - Dehydration
 - electromagnetic radiation
 - choking on food
 - influenza

Now knowing that abreathing mask is used for keeping harmful particles from entering the respiratory system and sulfate particles irritate the lower respiratory system, choose the best answer.


 

 sulfate particles        