Psychologists suggest that to cure cruelty

Since 1933, Hagia Sophia

1. 
   has had several minarets added
   
2. 
   has been a mosque
   
3. 
   has been the largest building in the world
   
4. 
   has been a museum
   

2. With its immense structure, Hagia Sophia

1. 
   is the largest building in the world
   
2. 
   has always frightened people
   
3. 
   is still the biggest church
   

D) was once unique in the world

3. We can conclude from the passage that

1. 
   the materials used to build Hagia Sophia were brought from several places
   
2. 
   the Byzantine Museum of America took charge of Hagia Sophia after a long struggle
   

1. 
   the Byzantines had whitewashed most of the decorations in Hagia Sophia to conceal them from the Ottomans
   
2. 
   most of the golden ornaments and chandeliers in Hagia Sophia were destroyed during the war