Answer:
if you think that a type of behavior or an idea is very bad and morally wrong, you can say that it is reprehensible.
Explanation:
 
        
                    
             
        
        
        
the action or process of reasoning systematically in support of an idea, action, or theory.
 
        
                    
             
        
        
        
They're. They are driving to Yellowstone National Park tomorrow. Theirs doesn't sound right in the sentence. Their means belonging to. So they're fits in the sentence the best.