I would say it is D because loneliness is an emotion.
        
             
        
        
        
The letters always change. They are never the same as someone else’s.
 
        
                    
             
        
        
        
- it can be used for future reference 
<span>- it can be used as the proof of work for the boss</span>
        
             
        
        
        
Answer:
My father said that the visitor should come into the room.