I'm almost certain it's C, or at least that's the argument that I hear.
 
        
                    
             
        
        
        
A. remove contaminants from people and equipment
decontamination: the process of cleaning an object or organism from contaminants and/or hazardous stuff/chemicals
        
             
        
        
        
Answer:
I need the graph to be sure
Explanation:
 
        
             
        
        
        
Answer:
you should not park on a hill
 
        
                    
             
        
        
        
It means you are dehydrated