Answer: You can improve your gas mileage by filling your car before you drive.
Hope this helps!  :)
Explanation:
 
        
                    
             
        
        
        
The role of social media is to express there feeling and have people share good story’s social media is a bad place to go for for news. As it can make problems start up.
        
             
        
        
        
The answer is between 2-4 so two because the icu is the intensive care unit which is serious