I will jelp you.
Automation in the sentence refers to B. The use of machines that function on their own.
 
        
                    
             
        
        
        
It's probably: Sure enough, Shiro was waiting for his master and the evening tid-bit. Then the old man said “Chin, chin!” and Shiro sat up and begged, and his master gave him the food, or maybe: <span>The happiest hour of the day both for the old man and his dog was when the man returned from his work in the field, </span>
        
             
        
        
        
Answer:
You completed the job well.
Explanation:
 
        
             
        
        
        
Answer:
simile
Explanation:
because it says <u><em>like </em></u> a little bird