The last one because it shows that kids are only focusing on homework when they should be able to have extra activities they enjoy.
 
        
                    
             
        
        
        
The word you shows the person shown in the sentence I think I hope it helps
        
             
        
        
        
Adverb phrases modify the verbs and say how something is done, or  when, or why. 
Here it's <span>d. quickly and safely
- the action (flipping) was done </span><span>quickly and safely
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Third person omniscient narrator knows all the thoughts, actions, and feelings of all characters also used they, them