An air conditioner because the teacher is setting the temperature and air conditioners always makes the class cold.
        
                    
             
        
        
        
Answer:
A. Social media poses a threat to more traditional media outlets.
Explanation:
the statement that best expresses the authors' claim is that social media poses a threat to more traditional media outlets.
from the options above, the only claim is option A, the rest options are just statements and opinions.
 
        
                    
             
        
        
        
Many early political structures were governed by hereditary and patriarchal rulers.  This was actual the main problem that were faced by the people during the early years. The rulers were never chosen on merit and hence some of the civilizations lost the glory that their previous generations created. Due to this fact the United States of America slowly moved away from this strategy and went for the merit based selection. 
        
             
        
        
        
I think it is D i might be wrong don't know 
        
                    
             
        
        
        
The unemployment rate went as high as 24.9% during the great depression.