I think it will be number 4
        
             
        
        
        
All you have to do is basically as you said, drop the e in exposure and add -ure to the end.
Exposure
        
             
        
        
        
Answer:
According to the narrator´s explanation he needs specific care, probably a 24 hour nurse, and having drugs under doctor´s orientation. 
Explanation:
 
        
                    
             
        
        
        
Answer:
In this lesson, you learned about three symbols from The Giver by Lois Lowry: Gabriel, the sled, and the river. Gabriel represents hope and new beginnings, the sled represents journeying through memory, and the river represents escape.
Explanation: