it is personification as far as i knew
 
        
             
        
        
        
1. On our way to the library, we witnessed (or saw) a flock of birds flying.
2. Lying on the desk, was tom student’s paper.
        
             
        
        
        
The transition which could replace the word thus in this sentence is definitely consequently. 
Workers bravely set dangerous explosives in the mountains by hand to make passes for railroads, and consequently hundreds lost their lives. 
        
                    
             
        
        
        
Bitter because objective is a like thing to do and nostalgia is like a deja vu
        
             
        
        
        
Answer:
I think it is when they see somthing happening they don't like or in times when they are scared 
Explanation: