Answer: Preservation of culture, tradition, historical values, language and national unity.
Explanation:
There are many elements that make up a certain national identity, and the elements listed above are basic. The formation of national identity began with two major historical events. These are primarily the French Revolution and the American Revolutionary War. In order to preserve the national identity, it is necessary to maintain all the mentioned elements. Preservation of national identity is carried out through political and institutional activities, but also through social and societal activities.
 
        
             
        
        
        
OK so the movement that Horace Mann supported was the educational reform movement.
        
             
        
        
        
They are more free as they used to be affected by communism :)
        
             
        
        
        
Answer:
the answer is b. 
Explanation:
 they other answers were incorrect and it makes the most sense