Reading passages

52 -We learn from the passage that --- . 
A)  every country must have a national library.  
B)  national libraries only exist in developed countries 
C)  by the nineteenth century most developing countries had established national libraries  
D) developed countries have had national libraries for longer than developing ones 
E)  a national library is relatively easy to establish 
53 -According to the passage, in the 19th century, there were few ---- . 
A)  European countries without a national library 
B)  developing countries that hadn't established a national library 
C)  libraries in the developing countries owning books published in other countries 
D)  libraries having the finest collection of world literature 
E) developing countries having a work of literature that has existed since the l6th century