Answer: They can help keep you from getting distracted while you're driving, they can act as a second eye to look for any potential dangers, and they can switch places with you if needed. 
hope this helps! :D
 
        
                    
             
        
        
        
Answer:
I would say from my perspective it would be after.
Explanation:
When I run I don't drink water before or during i usually drink after but also it may be before because I do drink water sometimes before but not too much.
 
        
                    
             
        
        
        
A, medieval Europe used bloodletting as a standard treatment.
        
             
        
        
        
Explanation:
I don't no ask a docter ok
 
        
             
        
        
        
Answer:
school 
Explanation:
not sure if it is correct