I think it's C. Heavy means the sigh was long, and obviously loud. Wind through a tomb is used as a metaphor that the sigh was lonely. Lonely means nobody is there, and nobody is there to hear wind go though a tomb, and anyone in the tomb can't hear, because, well, they're dead. 
        
                    
             
        
        
        
Answer:
I went to a very big store,the name of the store was DHL ,I was there by 11:45 and the store was in London
 
        
             
        
        
        
I believe it could refer to the fact the joy is in fact joyful
        
                    
             
        
        
        
Revision involves clarifying purpose and meaning.
All other choices would be incorrect because they are a part of the process of editing.
        
                    
             
        
        
        
Who is this he ?
Without this we can not answer the question